15749140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4211}}^1$

素因数の和:4248

約数の個数: 48

約数和(自身を含む): 38211264

約数和(自身を除く): 22462124

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, 4211, 8422, 16844, 21055, 42110, 46321, 71587, 84220, 92642, 143174, 185284, 231605, 286348, 357935, 463210, 715870, 787457, 926420, 1431740, 1574914, 3149828, 3937285, 7874570, 15749140]

約数ペア:

[(1, 15749140), (2, 7874570), (4, 3937285), (5, 3149828), (10, 1574914), (11, 1431740), (17, 926420), (20, 787457), (22, 715870), (34, 463210), (44, 357935), (55, 286348), (68, 231605), (85, 185284), (110, 143174), (170, 92642), (187, 84220), (220, 71587), (340, 46321), (374, 42110), (748, 21055), (935, 16844), (1870, 8422), (3740, 4211)]