Q: What is the sum of all factors of the number 396,890 excluding 396,890?
A: 401,446
The factors of the number 396,890 are: 1, 2, 5, 10, 13, 26, 43, 65, 71, 86, 130, 142, 215, 355, 430, 559, 710, 923, 1118, 1846, 2795, 3053, 4615, 5590, 6106, 9230, 15265, 30530, 39689, 79378, 198445, 396890.
If you add them up, you will get the total of 397,291. Now subtract 396,890 to get 401,446