Q: What is the sum of all factors of the number 8,645 including 8,645?
A: 13,440
The factors of the number 8,645 are: 1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 8645.
If you add them up, you will get the total of 13,440.