31282140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{521369}}^1$

素因数の和:521381

約数の個数: 24

約数和(自身を含む): 87590160

約数和(自身を除く): 56308020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 521369, 1042738, 1564107, 2085476, 2606845, 3128214, 5213690, 6256428, 7820535, 10427380, 15641070, 31282140]

約数ペア:

[(1, 31282140), (2, 15641070), (3, 10427380), (4, 7820535), (5, 6256428), (6, 5213690), (10, 3128214), (12, 2606845), (15, 2085476), (20, 1564107), (30, 1042738), (60, 521369)]