20120540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91457}}^1$

素因数の和:91477

約数の個数: 24

約数和(自身を含む): 46094832

約数和(自身を除く): 25974292

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 91457, 182914, 365828, 457285, 914570, 1006027, 1829140, 2012054, 4024108, 5030135, 10060270, 20120540]

約数ペア:

[(1, 20120540), (2, 10060270), (4, 5030135), (5, 4024108), (10, 2012054), (11, 1829140), (20, 1006027), (22, 914570), (44, 457285), (55, 365828), (110, 182914), (220, 91457)]