1322256980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{67531}}^1$

素因数の和:67640

約数の個数: 48

約数和(自身を含む): 3063251520

約数和(自身を除く): 1740994540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4895, 9790, 19580, 67531, 135062, 270124, 337655, 675310, 742841, 1350620, 1485682, 2971364, 3714205, 6010259, 7428410, 12020518, 14856820, 24041036, 30051295, 60102590, 66112849, 120205180, 132225698, 264451396, 330564245, 661128490, 1322256980]

約数ペア:

[(1, 1322256980), (2, 661128490), (4, 330564245), (5, 264451396), (10, 132225698), (11, 120205180), (20, 66112849), (22, 60102590), (44, 30051295), (55, 24041036), (89, 14856820), (110, 12020518), (178, 7428410), (220, 6010259), (356, 3714205), (445, 2971364), (890, 1485682), (979, 1350620), (1780, 742841), (1958, 675310), (3916, 337655), (4895, 270124), (9790, 135062), (19580, 67531)]