Q: What is the sum of all factors of the number 3,976 excluding 3,976?
A: 4,664
The factors of the number 3,976 are: 1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976.
If you add them up, you will get the total of 3,980. Now subtract 3,976 to get 4,664