Q: What is the sum of all factors of the number 121,400 excluding 121,400?
A: 161,320
The factors of the number 121,400 are: 1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 607, 1214, 2428, 3035, 4856, 6070, 12140, 15175, 24280, 30350, 60700, 121400.
If you add them up, you will get the total of 121,561. Now subtract 121,400 to get 161,320