1421962520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{8527}}^1$

素因数の和:8928

約数の個数: 64

約数和(自身を含む): 3499891200

約数和(自身を除く): 2077928680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 379, 440, 758, 1516, 1895, 3032, 3790, 4169, 7580, 8338, 8527, 15160, 16676, 17054, 20845, 33352, 34108, 41690, 42635, 68216, 83380, 85270, 93797, 166760, 170540, 187594, 341080, 375188, 468985, 750376, 937970, 1875940, 3231733, 3751880, 6463466, 12926932, 16158665, 25853864, 32317330, 35549063, 64634660, 71098126, 129269320, 142196252, 177745315, 284392504, 355490630, 710981260, 1421962520]

約数ペア:

[(1, 1421962520), (2, 710981260), (4, 355490630), (5, 284392504), (8, 177745315), (10, 142196252), (11, 129269320), (20, 71098126), (22, 64634660), (40, 35549063), (44, 32317330), (55, 25853864), (88, 16158665), (110, 12926932), (220, 6463466), (379, 3751880), (440, 3231733), (758, 1875940), (1516, 937970), (1895, 750376), (3032, 468985), (3790, 375188), (4169, 341080), (7580, 187594), (8338, 170540), (8527, 166760), (15160, 93797), (16676, 85270), (17054, 83380), (20845, 68216), (33352, 42635), (34108, 41690)]