195012020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1392943}}^1$

素因数の和:1392959

約数の個数: 24

約数和(自身を含む): 468029184

約数和(自身を除く): 273017164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1392943, 2785886, 5571772, 6964715, 9750601, 13929430, 19501202, 27858860, 39002404, 48753005, 97506010, 195012020]

約数ペア:

[(1, 195012020), (2, 97506010), (4, 48753005), (5, 39002404), (7, 27858860), (10, 19501202), (14, 13929430), (20, 9750601), (28, 6964715), (35, 5571772), (70, 2785886), (140, 1392943)]