72641980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61561}}^1$

素因数の和:61629

約数の個数: 24

約数和(自身を含む): 155136240

約数和(自身を除く): 82494260

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 61561, 123122, 246244, 307805, 615610, 1231220, 3632099, 7264198, 14528396, 18160495, 36320990, 72641980]

約数ペア:

[(1, 72641980), (2, 36320990), (4, 18160495), (5, 14528396), (10, 7264198), (20, 3632099), (59, 1231220), (118, 615610), (236, 307805), (295, 246244), (590, 123122), (1180, 61561)]