201662020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1440443}}^1$

素因数の和:1440459

約数の個数: 24

約数和(自身を含む): 483989184

約数和(自身を除く): 282327164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1440443, 2880886, 5761772, 7202215, 10083101, 14404430, 20166202, 28808860, 40332404, 50415505, 100831010, 201662020]

約数ペア:

[(1, 201662020), (2, 100831010), (4, 50415505), (5, 40332404), (7, 28808860), (10, 20166202), (14, 14404430), (20, 10083101), (28, 7202215), (35, 5761772), (70, 2880886), (140, 1440443)]