920622020

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{331159}}^1$

素因数の和:331307

約数の個数: 24

約数和(自身を含む): 1947220800

約数和(自身を除く): 1026598780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 331159, 662318, 1324636, 1655795, 3311590, 6623180, 46031101, 92062202, 184124404, 230155505, 460311010, 920622020]

約数ペア:

[(1, 920622020), (2, 460311010), (4, 230155505), (5, 184124404), (10, 92062202), (20, 46031101), (139, 6623180), (278, 3311590), (556, 1655795), (695, 1324636), (1390, 662318), (2780, 331159)]