1427658680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{19387}}^1$

素因数の和:19668

約数の個数: 64

約数和(自身を含む): 3685271040

約数和(自身を除く): 2257612360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 263, 280, 526, 1052, 1315, 1841, 2104, 2630, 3682, 5260, 7364, 9205, 10520, 14728, 18410, 19387, 36820, 38774, 73640, 77548, 96935, 135709, 155096, 193870, 271418, 387740, 542836, 678545, 775480, 1085672, 1357090, 2714180, 5098781, 5428360, 10197562, 20395124, 25493905, 35691467, 40790248, 50987810, 71382934, 101975620, 142765868, 178457335, 203951240, 285531736, 356914670, 713829340, 1427658680]

約数ペア:

[(1, 1427658680), (2, 713829340), (4, 356914670), (5, 285531736), (7, 203951240), (8, 178457335), (10, 142765868), (14, 101975620), (20, 71382934), (28, 50987810), (35, 40790248), (40, 35691467), (56, 25493905), (70, 20395124), (140, 10197562), (263, 5428360), (280, 5098781), (526, 2714180), (1052, 1357090), (1315, 1085672), (1841, 775480), (2104, 678545), (2630, 542836), (3682, 387740), (5260, 271418), (7364, 193870), (9205, 155096), (10520, 135709), (14728, 96935), (18410, 77548), (19387, 73640), (36820, 38774)]