1872540560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2127887}}^1$

素因数の和:2127911

約数の個数: 40

約数和(自身を含む): 4749446016

約数和(自身を除く): 2876905456

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2127887, 4255774, 8511548, 10639435, 17023096, 21278870, 23406757, 34046192, 42557740, 46813514, 85115480, 93627028, 117033785, 170230960, 187254056, 234067570, 374508112, 468135140, 936270280, 1872540560]

約数ペア:

[(1, 1872540560), (2, 936270280), (4, 468135140), (5, 374508112), (8, 234067570), (10, 187254056), (11, 170230960), (16, 117033785), (20, 93627028), (22, 85115480), (40, 46813514), (44, 42557740), (55, 34046192), (80, 23406757), (88, 21278870), (110, 17023096), (176, 10639435), (220, 8511548), (440, 4255774), (880, 2127887)]