15771580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4217}}^1$

素因数の和:4254

約数の個数: 48

約数和(自身を含む): 38265696

約数和(自身を除く): 22494116

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 4217, 8434, 16868, 21085, 42170, 46387, 71689, 84340, 92774, 143378, 185548, 231935, 286756, 358445, 463870, 716890, 788579, 927740, 1433780, 1577158, 3154316, 3942895, 7885790, 15771580]

約数ペア:

[(1, 15771580), (2, 7885790), (4, 3942895), (5, 3154316), (10, 1577158), (11, 1433780), (17, 927740), (20, 788579), (22, 716890), (34, 463870), (44, 358445), (55, 286756), (68, 231935), (85, 185548), (110, 143378), (170, 92774), (187, 84340), (220, 71689), (340, 46387), (374, 42170), (748, 21085), (935, 16868), (1870, 8434), (3740, 4217)]