22161800

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{3821}}^1$

素因数の和:3866

約数の個数: 48

約数和(自身を含む): 53316900

約数和(自身を除く): 31155100

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 3821, 5800, 7642, 15284, 19105, 30568, 38210, 76420, 95525, 110809, 152840, 191050, 221618, 382100, 443236, 554045, 764200, 886472, 1108090, 2216180, 2770225, 4432360, 5540450, 11080900, 22161800]

約数ペア:

[(1, 22161800), (2, 11080900), (4, 5540450), (5, 4432360), (8, 2770225), (10, 2216180), (20, 1108090), (25, 886472), (29, 764200), (40, 554045), (50, 443236), (58, 382100), (100, 221618), (116, 191050), (145, 152840), (200, 110809), (232, 95525), (290, 76420), (580, 38210), (725, 30568), (1160, 19105), (1450, 15284), (2900, 7642), (3821, 5800)]