Q: What is the sum of all factors of the number 26,890 excluding 26,890?
A: 21,530
The factors of the number 26,890 are: 1, 2, 5, 10, 2689, 5378, 13445, 26890.
If you add them up, you will get the total of 26,911. Now subtract 26,890 to get 21,530