210844420

素因数分解:

$2^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{13709}}^1$

素因数の和:14487

約数の個数: 24

約数和(自身を含む): 443381400

約数和(自身を除く): 232536980

約数列:

[1, 2, 4, 5, 10, 20, 769, 1538, 3076, 3845, 7690, 13709, 15380, 27418, 54836, 68545, 137090, 274180, 10542221, 21084442, 42168884, 52711105, 105422210, 210844420]

約数ペア:

[(1, 210844420), (2, 105422210), (4, 52711105), (5, 42168884), (10, 21084442), (20, 10542221), (769, 274180), (1538, 137090), (3076, 68545), (3845, 54836), (7690, 27418), (13709, 15380)]