20170758980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{16533409}}^1$

素因数の和:16533479

約数の個数: 24

約数和(自身を含む): 43052999640

約数和(自身を除く): 22882240660

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 16533409, 33066818, 66133636, 82667045, 165334090, 330668180, 1008537949, 2017075898, 4034151796, 5042689745, 10085379490, 20170758980]

約数ペア:

[(1, 20170758980), (2, 10085379490), (4, 5042689745), (5, 4034151796), (10, 2017075898), (20, 1008537949), (61, 330668180), (122, 165334090), (244, 82667045), (305, 66133636), (610, 33066818), (1220, 16533409)]