39526040

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7109}}^1$

素因数の和:7259

約数の個数: 32

約数和(自身を含む): 89586000

約数和(自身を除く): 50059960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 7109, 14218, 28436, 35545, 56872, 71090, 142180, 284360, 988151, 1976302, 3952604, 4940755, 7905208, 9881510, 19763020, 39526040]

約数ペア:

[(1, 39526040), (2, 19763020), (4, 9881510), (5, 7905208), (8, 4940755), (10, 3952604), (20, 1976302), (40, 988151), (139, 284360), (278, 142180), (556, 71090), (695, 56872), (1112, 35545), (1390, 28436), (2780, 14218), (5560, 7109)]