Q: What is the sum of all factors of the number 7,400 including 7,400?
A: 17,670
The factors of the number 7,400 are: 1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 296, 370, 740, 925, 1480, 1850, 3700, 7400.
If you add them up, you will get the total of 17,670.