Q: What is the sum of all factors of the number 216,890 excluding 216,890?
A: 201,178
The factors of the number 216,890 are: 1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 410, 529, 943, 1058, 1886, 2645, 4715, 5290, 9430, 21689, 43378, 108445, 216890.
If you add them up, you will get the total of 217,091. Now subtract 216,890 to get 201,178