16016180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11279}}^1$

素因数の和:11359

約数の個数: 24

約数和(自身を含む): 34110720

約数和(自身を除く): 18094540

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 11279, 22558, 45116, 56395, 112790, 225580, 800809, 1601618, 3203236, 4004045, 8008090, 16016180]

約数ペア:

[(1, 16016180), (2, 8008090), (4, 4004045), (5, 3203236), (10, 1601618), (20, 800809), (71, 225580), (142, 112790), (284, 56395), (355, 45116), (710, 22558), (1420, 11279)]