31322020

素因数分解:

$2^2\times 5^1\times {\mathrm{1566101}}^1$

素因数の和:1566110

約数の個数: 12

約数和(自身を含む): 65776284

約数和(自身を除く): 34454264

約数列:

[1, 2, 4, 5, 10, 20, 1566101, 3132202, 6264404, 7830505, 15661010, 31322020]

約数ペア:

[(1, 31322020), (2, 15661010), (4, 7830505), (5, 6264404), (10, 3132202), (20, 1566101)]