Q: What is the sum of all factors of the number 4,380 excluding 4,380?
A: 8,052
The factors of the number 4,380 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380.
If you add them up, you will get the total of 4,388. Now subtract 4,380 to get 8,052