Q: What is the sum of all factors of the number 206,380 excluding 206,380?
A: 253,268
The factors of the number 206,380 are: 1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 607, 1214, 2428, 3035, 6070, 10319, 12140, 20638, 41276, 51595, 103190, 206380.
If you add them up, you will get the total of 206,633. Now subtract 206,380 to get 253,268