Are 2fa secrets even less secure than passwords, specifically in the event of a data breach?

Hoping this is allowed as it's a general question and may spark discussion, even though it is probably very basic.

I'm trying to understand the security of 2fa authenticator codes. (Not saying people shouldn't use 2fa, just trying to understand the security of the 2fa code authentication process itself)

Passwords are stored as hashes rather than free text. As I understand, this means that if a data breach exposes a hashed password, as long as the password was long and …

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