20604250

素因数分解:

$2^1\times 5^3\times {\mathrm{73}}^1\times {\mathrm{1129}}^1$

素因数の和:1219

約数の個数: 32

約数和(自身を含む): 39134160

約数和(自身を除く): 18529910

約数列:

[1, 2, 5, 10, 25, 50, 73, 125, 146, 250, 365, 730, 1129, 1825, 2258, 3650, 5645, 9125, 11290, 18250, 28225, 56450, 82417, 141125, 164834, 282250, 412085, 824170, 2060425, 4120850, 10302125, 20604250]

約数ペア:

[(1, 20604250), (2, 10302125), (5, 4120850), (10, 2060425), (25, 824170), (50, 412085), (73, 282250), (125, 164834), (146, 141125), (250, 82417), (365, 56450), (730, 28225), (1129, 18250), (1825, 11290), (2258, 9125), (3650, 5645)]