30590840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109253}}^1$

素因数の和:109271

約数の個数: 32

約数和(自身を含む): 78662880

約数和(自身を除く): 48072040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 109253, 218506, 437012, 546265, 764771, 874024, 1092530, 1529542, 2185060, 3059084, 3823855, 4370120, 6118168, 7647710, 15295420, 30590840]

約数ペア:

[(1, 30590840), (2, 15295420), (4, 7647710), (5, 6118168), (7, 4370120), (8, 3823855), (10, 3059084), (14, 2185060), (20, 1529542), (28, 1092530), (35, 874024), (40, 764771), (56, 546265), (70, 437012), (140, 218506), (280, 109253)]