Q: What is the sum of all factors of the number 20,510 excluding 20,510?
A: 21,826
The factors of the number 20,510 are: 1, 2, 5, 7, 10, 14, 35, 70, 293, 586, 1465, 2051, 2930, 4102, 10255, 20510.
If you add them up, you will get the total of 20,531. Now subtract 20,510 to get 21,826