57317020

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{4457}}^1$

素因数の和:5109

約数の個数: 24

約数和(自身を含む): 120579984

約数和(自身を除く): 63262964

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 4457, 6430, 8914, 12860, 17828, 22285, 44570, 89140, 2865851, 5731702, 11463404, 14329255, 28658510, 57317020]

約数ペア:

[(1, 57317020), (2, 28658510), (4, 14329255), (5, 11463404), (10, 5731702), (20, 2865851), (643, 89140), (1286, 44570), (2572, 22285), (3215, 17828), (4457, 12860), (6430, 8914)]