Q: What is the sum of all factors of the number 639,478 excluding 639,478?

 A: 456,794

Why is 456,794 the sum of all factors of 639,478, excluding 639,478?

The factors of the number 639,478 are: 1, 2, 7, 14, 45677, 91354, 319739, 639478.

If you add them up, you will get the total of 639,934. Now subtract 639,478 to get 456,794


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