201628420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1440203}}^1$

素因数の和:1440219

約数の個数: 24

約数和(自身を含む): 483908544

約数和(自身を除く): 282280124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1440203, 2880406, 5760812, 7201015, 10081421, 14402030, 20162842, 28804060, 40325684, 50407105, 100814210, 201628420]

約数ペア:

[(1, 201628420), (2, 100814210), (4, 50407105), (5, 40325684), (7, 28804060), (10, 20162842), (14, 14402030), (20, 10081421), (28, 7201015), (35, 5760812), (70, 2880406), (140, 1440203)]