202377980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1445557}}^1$

素因数の和:1445573

約数の個数: 24

約数和(自身を含む): 485707488

約数和(自身を除く): 283329508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1445557, 2891114, 5782228, 7227785, 10118899, 14455570, 20237798, 28911140, 40475596, 50594495, 101188990, 202377980]

約数ペア:

[(1, 202377980), (2, 101188990), (4, 50594495), (5, 40475596), (7, 28911140), (10, 20237798), (14, 14455570), (20, 10118899), (28, 7227785), (35, 5782228), (70, 2891114), (140, 1445557)]