Q: What is the sum of all factors of the number 1,285,205 excluding 1,285,205?
A: 263,299
The factors of the number 1,285,205 are: 1, 5, 401, 641, 2005, 3205, 257041, 1285205.
If you add them up, you will get the total of 1,285,468. Now subtract 1,285,205 to get 263,299