Q: What is the sum of all factors of the number 13,400 including 13,400?
A: 31,620
The factors of the number 13,400 are: 1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 67, 100, 134, 200, 268, 335, 536, 670, 1340, 1675, 2680, 3350, 6700, 13400.
If you add them up, you will get the total of 31,620.