40685488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{149579}}^1$

素因数の和:149604

約数の個数: 20

約数和(自身を含む): 83465640

約数和(自身を除く): 42780152

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 149579, 299158, 598316, 1196632, 2393264, 2542843, 5085686, 10171372, 20342744, 40685488]

約数ペア:

[(1, 40685488), (2, 20342744), (4, 10171372), (8, 5085686), (16, 2542843), (17, 2393264), (34, 1196632), (68, 598316), (136, 299158), (272, 149579)]