21909883960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{183377}}^1$

素因数の和:183520

約数の個数: 64

約数和(自身を含む): 51492542400

約数和(自身を除く): 29582658440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 103, 116, 145, 206, 232, 290, 412, 515, 580, 824, 1030, 1160, 2060, 2987, 4120, 5974, 11948, 14935, 23896, 29870, 59740, 119480, 183377, 366754, 733508, 916885, 1467016, 1833770, 3667540, 5317933, 7335080, 10635866, 18887831, 21271732, 26589665, 37775662, 42543464, 53179330, 75551324, 94439155, 106358660, 151102648, 188878310, 212717320, 377756620, 547747099, 755513240, 1095494198, 2190988396, 2738735495, 4381976792, 5477470990, 10954941980, 21909883960]

約数ペア:

[(1, 21909883960), (2, 10954941980), (4, 5477470990), (5, 4381976792), (8, 2738735495), (10, 2190988396), (20, 1095494198), (29, 755513240), (40, 547747099), (58, 377756620), (103, 212717320), (116, 188878310), (145, 151102648), (206, 106358660), (232, 94439155), (290, 75551324), (412, 53179330), (515, 42543464), (580, 37775662), (824, 26589665), (1030, 21271732), (1160, 18887831), (2060, 10635866), (2987, 7335080), (4120, 5317933), (5974, 3667540), (11948, 1833770), (14935, 1467016), (23896, 916885), (29870, 733508), (59740, 366754), (119480, 183377)]