Q: What is the sum of all factors of the number 123,140 excluding 123,140?
A: 142,972
The factors of the number 123,140 are: 1, 2, 4, 5, 10, 20, 47, 94, 131, 188, 235, 262, 470, 524, 655, 940, 1310, 2620, 6157, 12314, 24628, 30785, 61570, 123140.
If you add them up, you will get the total of 123,282. Now subtract 123,140 to get 142,972