Q: What is the sum of all factors of the number 78,220 excluding 78,220?
A: 86,084
The factors of the number 78,220 are: 1, 2, 4, 5, 10, 20, 3911, 7822, 15644, 19555, 39110, 78220.
If you add them up, you will get the total of 78,306. Now subtract 78,220 to get 86,084