Q: What is the sum of all factors of the number 317,980 excluding 317,980?
A: 401,732
The factors of the number 317,980 are: 1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1223, 2446, 4892, 6115, 12230, 15899, 24460, 31798, 63596, 79495, 158990, 317980.
If you add them up, you will get the total of 318,381. Now subtract 317,980 to get 401,732