28861580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7717}}^1$

素因数の和:7754

約数の個数: 48

約数和(自身を含む): 70017696

約数和(自身を除く): 41156116

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, 7717, 15434, 30868, 38585, 77170, 84887, 131189, 154340, 169774, 262378, 339548, 424435, 524756, 655945, 848870, 1311890, 1443079, 1697740, 2623780, 2886158, 5772316, 7215395, 14430790, 28861580]

約数ペア:

[(1, 28861580), (2, 14430790), (4, 7215395), (5, 5772316), (10, 2886158), (11, 2623780), (17, 1697740), (20, 1443079), (22, 1311890), (34, 848870), (44, 655945), (55, 524756), (68, 424435), (85, 339548), (110, 262378), (170, 169774), (187, 154340), (220, 131189), (340, 84887), (374, 77170), (748, 38585), (935, 30868), (1870, 15434), (3740, 7717)]