15664180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{881}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 37933056

約数和(自身を除く): 22268876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 881, 889, 1270, 1762, 1778, 2540, 3524, 3556, 4405, 4445, 6167, 8810, 8890, 12334, 17620, 17780, 24668, 30835, 61670, 111887, 123340, 223774, 447548, 559435, 783209, 1118870, 1566418, 2237740, 3132836, 3916045, 7832090, 15664180]

約数ペア:

[(1, 15664180), (2, 7832090), (4, 3916045), (5, 3132836), (7, 2237740), (10, 1566418), (14, 1118870), (20, 783209), (28, 559435), (35, 447548), (70, 223774), (127, 123340), (140, 111887), (254, 61670), (508, 30835), (635, 24668), (881, 17780), (889, 17620), (1270, 12334), (1762, 8890), (1778, 8810), (2540, 6167), (3524, 4445), (3556, 4405)]