Q: What is the sum of all factors of the number 3,440 including 3,440?
A: 8,184
The factors of the number 3,440 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440.
If you add them up, you will get the total of 8,184.