68644040

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{5857}}^1$

素因数の和:6161

約数の個数: 32

約数和(自身を含む): 155002680

約数和(自身を除く): 86358640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 2344, 2930, 5857, 5860, 11714, 11720, 23428, 29285, 46856, 58570, 117140, 234280, 1716101, 3432202, 6864404, 8580505, 13728808, 17161010, 34322020, 68644040]

約数ペア:

[(1, 68644040), (2, 34322020), (4, 17161010), (5, 13728808), (8, 8580505), (10, 6864404), (20, 3432202), (40, 1716101), (293, 234280), (586, 117140), (1172, 58570), (1465, 46856), (2344, 29285), (2930, 23428), (5857, 11720), (5860, 11714)]