Q: What is the sum of all factors of the number 161,540 including 161,540?
A: 349,272
The factors of the number 161,540 are: 1, 2, 4, 5, 10, 20, 41, 82, 164, 197, 205, 394, 410, 788, 820, 985, 1970, 3940, 8077, 16154, 32308, 40385, 80770, 161540.
If you add them up, you will get the total of 349,272.