Q: What is the sum of all factors of the number 128,220 excluding 128,220?
A: 230,964
The factors of the number 128,220 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2137, 4274, 6411, 8548, 10685, 12822, 21370, 25644, 32055, 42740, 64110, 128220.
If you add them up, you will get the total of 128,450. Now subtract 128,220 to get 230,964