Microsoft 365 features that help users manage their subscriptions, account settings, and billing information.
To but it bluntly: There is absolutely nothing that any of us, or anyone ever can do.
You get these codes because someone, somewhere on this planet, has entered your email address in the login field. Anyone can do that.
All you can do is ignore them, or set up 2FA to make it even harder for them to get into your account, should they ever be able to correctly guess the one in a million combination of digits that is sent your way.