239042020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1707443}}^1$

素因数の和:1707459

約数の個数: 24

約数和(自身を含む): 573701184

約数和(自身を除く): 334659164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1707443, 3414886, 6829772, 8537215, 11952101, 17074430, 23904202, 34148860, 47808404, 59760505, 119521010, 239042020]

約数ペア:

[(1, 239042020), (2, 119521010), (4, 59760505), (5, 47808404), (7, 34148860), (10, 23904202), (14, 17074430), (20, 11952101), (28, 8537215), (35, 6829772), (70, 3414886), (140, 1707443)]