126959620

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{40433}}^1$

素因数の和:40599

約数の個数: 24

約数和(自身を含む): 268320024

約数和(自身を除く): 141360404

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 40433, 80866, 161732, 202165, 404330, 808660, 6347981, 12695962, 25391924, 31739905, 63479810, 126959620]

約数ペア:

[(1, 126959620), (2, 63479810), (4, 31739905), (5, 25391924), (10, 12695962), (20, 6347981), (157, 808660), (314, 404330), (628, 202165), (785, 161732), (1570, 80866), (3140, 40433)]