Q: What is the sum of all factors of the number 3,220 excluding 3,220?
A: 4,844
The factors of the number 3,220 are: 1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220.
If you add them up, you will get the total of 3,224. Now subtract 3,220 to get 4,844