Q: What is the sum of all factors of the number 439,930 excluding 439,930?
A: 421,910
The factors of the number 439,930 are: 1, 2, 5, 10, 29, 37, 41, 58, 74, 82, 145, 185, 205, 290, 370, 410, 1073, 1189, 1517, 2146, 2378, 3034, 5365, 5945, 7585, 10730, 11890, 15170, 43993, 87986, 219965, 439930.
If you add them up, you will get the total of 440,351. Now subtract 439,930 to get 421,910