20562493360

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5977469}}^1$

素因数の和:5977525

約数の個数: 40

約数和(自身を含む): 48919614480

約数和(自身を除く): 28357121120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 5977469, 11954938, 23909876, 29887345, 47819752, 59774690, 95639504, 119549380, 239098760, 257031167, 478197520, 514062334, 1028124668, 1285155835, 2056249336, 2570311670, 4112498672, 5140623340, 10281246680, 20562493360]

約数ペア:

[(1, 20562493360), (2, 10281246680), (4, 5140623340), (5, 4112498672), (8, 2570311670), (10, 2056249336), (16, 1285155835), (20, 1028124668), (40, 514062334), (43, 478197520), (80, 257031167), (86, 239098760), (172, 119549380), (215, 95639504), (344, 59774690), (430, 47819752), (688, 29887345), (860, 23909876), (1720, 11954938), (3440, 5977469)]