Q: What is the sum of all factors of the number 428,642 excluding 428,642?

A: 220,654

Why is 220,654 the sum of all factors of 428,642, excluding 428,642?

The factors of the number 428,642 are: 1, 2, 107, 214, 2003, 4006, 214321, 428642.

If you add them up, you will get the total of 428,862. Now subtract 428,642 to get 220,654

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