31782020

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{5077}}^1$

素因数の和:5399

約数の個数: 24

約数和(自身を含む): 66968664

約数和(自身を除く): 35186644

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 5077, 6260, 10154, 20308, 25385, 50770, 101540, 1589101, 3178202, 6356404, 7945505, 15891010, 31782020]

約数ペア:

[(1, 31782020), (2, 15891010), (4, 7945505), (5, 6356404), (10, 3178202), (20, 1589101), (313, 101540), (626, 50770), (1252, 25385), (1565, 20308), (3130, 10154), (5077, 6260)]