20100140540

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2238323}}^1$

素因数の和:2238781

約数の個数: 24

約数和(自身を含む): 42304323600

約数和(自身を除く): 22204183060

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 8980, 2238323, 4476646, 8953292, 11191615, 22383230, 44766460, 1005007027, 2010014054, 4020028108, 5025035135, 10050070270, 20100140540]

約数ペア:

[(1, 20100140540), (2, 10050070270), (4, 5025035135), (5, 4020028108), (10, 2010014054), (20, 1005007027), (449, 44766460), (898, 22383230), (1796, 11191615), (2245, 8953292), (4490, 4476646), (8980, 2238323)]