57710020

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{20759}}^1$

素因数の和:20907

約数の個数: 24

約数和(自身を含む): 122068800

約数和(自身を除く): 64358780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 20759, 41518, 83036, 103795, 207590, 415180, 2885501, 5771002, 11542004, 14427505, 28855010, 57710020]

約数ペア:

[(1, 57710020), (2, 28855010), (4, 14427505), (5, 11542004), (10, 5771002), (20, 2885501), (139, 415180), (278, 207590), (556, 103795), (695, 83036), (1390, 41518), (2780, 20759)]