Q: What is the sum of all factors of the number 645,764 excluding 645,764?
A: 645,820
The factors of the number 645,764 are: 1, 2, 4, 7, 14, 28, 23063, 46126, 92252, 161441, 322882, 645764.
If you add them up, you will get the total of 646,409. Now subtract 645,764 to get 645,820