Q: What is the sum of all factors of the number 638,772 excluding 638,772?
A: 851,724
The factors of the number 638,772 are: 1, 2, 3, 4, 6, 12, 53231, 106462, 159693, 212924, 319386, 638772.
If you add them up, you will get the total of 639,623. Now subtract 638,772 to get 851,724