22820680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 53913600

約数和(自身を除く): 31092920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 103, 116, 145, 191, 206, 232, 290, 382, 412, 515, 580, 764, 824, 955, 1030, 1160, 1528, 1910, 2060, 2987, 3820, 4120, 5539, 5974, 7640, 11078, 11948, 14935, 19673, 22156, 23896, 27695, 29870, 39346, 44312, 55390, 59740, 78692, 98365, 110780, 119480, 157384, 196730, 221560, 393460, 570517, 786920, 1141034, 2282068, 2852585, 4564136, 5705170, 11410340, 22820680]

約数ペア:

[(1, 22820680), (2, 11410340), (4, 5705170), (5, 4564136), (8, 2852585), (10, 2282068), (20, 1141034), (29, 786920), (40, 570517), (58, 393460), (103, 221560), (116, 196730), (145, 157384), (191, 119480), (206, 110780), (232, 98365), (290, 78692), (382, 59740), (412, 55390), (515, 44312), (580, 39346), (764, 29870), (824, 27695), (955, 23896), (1030, 22156), (1160, 19673), (1528, 14935), (1910, 11948), (2060, 11078), (2987, 7640), (3820, 5974), (4120, 5539)]