128584940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{34381}}^1$

素因数の和:34418

約数の個数: 48

約数和(自身を含む): 311913504

約数和(自身を除く): 183328564

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, 34381, 68762, 137524, 171905, 343810, 378191, 584477, 687620, 756382, 1168954, 1512764, 1890955, 2337908, 2922385, 3781910, 5844770, 6429247, 7563820, 11689540, 12858494, 25716988, 32146235, 64292470, 128584940]

約数ペア:

[(1, 128584940), (2, 64292470), (4, 32146235), (5, 25716988), (10, 12858494), (11, 11689540), (17, 7563820), (20, 6429247), (22, 5844770), (34, 3781910), (44, 2922385), (55, 2337908), (68, 1890955), (85, 1512764), (110, 1168954), (170, 756382), (187, 687620), (220, 584477), (340, 378191), (374, 343810), (748, 171905), (935, 137524), (1870, 68762), (3740, 34381)]