Q: What is the sum of all factors of the number 428,090 including 428,090?
A: 861,840
The factors of the number 428,090 are: 1, 2, 5, 10, 13, 26, 37, 65, 74, 89, 130, 178, 185, 370, 445, 481, 890, 962, 1157, 2314, 2405, 3293, 4810, 5785, 6586, 11570, 16465, 32930, 42809, 85618, 214045, 428090.
If you add them up, you will get the total of 861,840.