Q: What is the sum of all factors of the number 280,410 excluding 280,410?
A: 445,350
The factors of the number 280,410 are: 1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 719, 1438, 2157, 3595, 4314, 7190, 9347, 10785, 18694, 21570, 28041, 46735, 56082, 93470, 140205, 280410.
If you add them up, you will get the total of 280,855. Now subtract 280,410 to get 445,350