202006280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{721451}}^1$

素因数の和:721469

約数の個数: 32

約数和(自身を含む): 519445440

約数和(自身を除く): 317439160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 721451, 1442902, 2885804, 3607255, 5050157, 5771608, 7214510, 10100314, 14429020, 20200628, 25250785, 28858040, 40401256, 50501570, 101003140, 202006280]

約数ペア:

[(1, 202006280), (2, 101003140), (4, 50501570), (5, 40401256), (7, 28858040), (8, 25250785), (10, 20200628), (14, 14429020), (20, 10100314), (28, 7214510), (35, 5771608), (40, 5050157), (56, 3607255), (70, 2885804), (140, 1442902), (280, 721451)]