68707540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{18371}}^1$

素因数の和:18408

約数の個数: 48

約数和(自身を含む): 166670784

約数和(自身を除く): 97963244

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, 18371, 36742, 73484, 91855, 183710, 202081, 312307, 367420, 404162, 624614, 808324, 1010405, 1249228, 1561535, 2020810, 3123070, 3435377, 4041620, 6246140, 6870754, 13741508, 17176885, 34353770, 68707540]

約数ペア:

[(1, 68707540), (2, 34353770), (4, 17176885), (5, 13741508), (10, 6870754), (11, 6246140), (17, 4041620), (20, 3435377), (22, 3123070), (34, 2020810), (44, 1561535), (55, 1249228), (68, 1010405), (85, 808324), (110, 624614), (170, 404162), (187, 367420), (220, 312307), (340, 202081), (374, 183710), (748, 91855), (935, 73484), (1870, 36742), (3740, 18371)]