9989540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2671}}^1$

素因数の和:2708

約数の個数: 48

約数和(自身を含む): 24240384

約数和(自身を除く): 14250844

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, 2671, 3740, 5342, 10684, 13355, 26710, 29381, 45407, 53420, 58762, 90814, 117524, 146905, 181628, 227035, 293810, 454070, 499477, 587620, 908140, 998954, 1997908, 2497385, 4994770, 9989540]

約数ペア:

[(1, 9989540), (2, 4994770), (4, 2497385), (5, 1997908), (10, 998954), (11, 908140), (17, 587620), (20, 499477), (22, 454070), (34, 293810), (44, 227035), (55, 181628), (68, 146905), (85, 117524), (110, 90814), (170, 58762), (187, 53420), (220, 45407), (340, 29381), (374, 26710), (748, 13355), (935, 10684), (1870, 5342), (2671, 3740)]