39240460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2207}}^1$

素因数の和:2350

約数の個数: 48

約数和(自身を含む): 94961664

約数和(自身を除く): 55721204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2207, 2540, 3556, 4414, 4445, 8828, 8890, 11035, 15449, 17780, 22070, 30898, 44140, 61796, 77245, 154490, 280289, 308980, 560578, 1121156, 1401445, 1962023, 2802890, 3924046, 5605780, 7848092, 9810115, 19620230, 39240460]

約数ペア:

[(1, 39240460), (2, 19620230), (4, 9810115), (5, 7848092), (7, 5605780), (10, 3924046), (14, 2802890), (20, 1962023), (28, 1401445), (35, 1121156), (70, 560578), (127, 308980), (140, 280289), (254, 154490), (508, 77245), (635, 61796), (889, 44140), (1270, 30898), (1778, 22070), (2207, 17780), (2540, 15449), (3556, 11035), (4414, 8890), (4445, 8828)]