Q: What is the sum of all factors of the number 17,900 excluding 17,900?
A: 21,160
The factors of the number 17,900 are: 1, 2, 4, 5, 10, 20, 25, 50, 100, 179, 358, 716, 895, 1790, 3580, 4475, 8950, 17900.
If you add them up, you will get the total of 17,921. Now subtract 17,900 to get 21,160