852080

素因数分解:

$2^4\times 5^1\times {\mathrm{10651}}^1$

素因数の和:10664

約数の個数: 20

約数和(自身を含む): 1981272

約数和(自身を除く): 1129192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10651, 21302, 42604, 53255, 85208, 106510, 170416, 213020, 426040, 852080]

約数ペア:

[(1, 852080), (2, 426040), (4, 213020), (5, 170416), (8, 106510), (10, 85208), (16, 53255), (20, 42604), (40, 21302), (80, 10651)]