196202020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1401443}}^1$

素因数の和:1401459

約数の個数: 24

約数和(自身を含む): 470885184

約数和(自身を除く): 274683164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1401443, 2802886, 5605772, 7007215, 9810101, 14014430, 19620202, 28028860, 39240404, 49050505, 98101010, 196202020]

約数ペア:

[(1, 196202020), (2, 98101010), (4, 49050505), (5, 39240404), (7, 28028860), (10, 19620202), (14, 14014430), (20, 9810101), (28, 7007215), (35, 5605772), (70, 2802886), (140, 1401443)]