63580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2$

素因数の和:54

約数の個数: 36

約数和(自身を含む): 154728

約数和(自身を除く): 91148

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 578, 748, 935, 1156, 1445, 1870, 2890, 3179, 3740, 5780, 6358, 12716, 15895, 31790, 63580]

約数ペア:

[(1, 63580), (2, 31790), (4, 15895), (5, 12716), (10, 6358), (11, 5780), (17, 3740), (20, 3179), (22, 2890), (34, 1870), (44, 1445), (55, 1156), (68, 935), (85, 748), (110, 578), (170, 374), (187, 340), (220, 289)]