31761107980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7822933}}^1$

素因数の和:7822978

約数の個数: 48

約数和(自身を含む): 78855174720

約数和(自身を除く): 47094066740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 7822933, 15645866, 31291732, 39114665, 54760531, 78229330, 109521062, 156458660, 219042124, 226865057, 273802655, 453730114, 547605310, 907460228, 1095210620, 1134325285, 1588055399, 2268650570, 3176110798, 4537301140, 6352221596, 7940276995, 15880553990, 31761107980]

約数ペア:

[(1, 31761107980), (2, 15880553990), (4, 7940276995), (5, 6352221596), (7, 4537301140), (10, 3176110798), (14, 2268650570), (20, 1588055399), (28, 1134325285), (29, 1095210620), (35, 907460228), (58, 547605310), (70, 453730114), (116, 273802655), (140, 226865057), (145, 219042124), (203, 156458660), (290, 109521062), (406, 78229330), (580, 54760531), (812, 39114665), (1015, 31291732), (2030, 15645866), (4060, 7822933)]