39946340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9839}}^1$

素因数の和:9884

約数の個数: 48

約数和(自身を含む): 99187200

約数和(自身を除く): 59240860

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, 9839, 19678, 39356, 49195, 68873, 98390, 137746, 196780, 275492, 285331, 344365, 570662, 688730, 1141324, 1377460, 1426655, 1997317, 2853310, 3994634, 5706620, 7989268, 9986585, 19973170, 39946340]

約数ペア:

[(1, 39946340), (2, 19973170), (4, 9986585), (5, 7989268), (7, 5706620), (10, 3994634), (14, 2853310), (20, 1997317), (28, 1426655), (29, 1377460), (35, 1141324), (58, 688730), (70, 570662), (116, 344365), (140, 285331), (145, 275492), (203, 196780), (290, 137746), (406, 98390), (580, 68873), (812, 49195), (1015, 39356), (2030, 19678), (4060, 9839)]