7738940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1213}}^1$

素因数の和:1262

約数の個数: 48

約数和(自身を含む): 18355680

約数和(自身を除く): 10616740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1213, 1276, 1595, 2426, 3190, 4852, 6065, 6380, 12130, 13343, 24260, 26686, 35177, 53372, 66715, 70354, 133430, 140708, 175885, 266860, 351770, 386947, 703540, 773894, 1547788, 1934735, 3869470, 7738940]

約数ペア:

[(1, 7738940), (2, 3869470), (4, 1934735), (5, 1547788), (10, 773894), (11, 703540), (20, 386947), (22, 351770), (29, 266860), (44, 175885), (55, 140708), (58, 133430), (110, 70354), (116, 66715), (145, 53372), (220, 35177), (290, 26686), (319, 24260), (580, 13343), (638, 12130), (1213, 6380), (1276, 6065), (1595, 4852), (2426, 3190)]