67077620

素因数分解:

$2^2\times 5^1\times {\mathrm{3353881}}^1$

素因数の和:3353890

約数の個数: 12

約数和(自身を含む): 140863044

約数和(自身を除く): 73785424

約数列:

[1, 2, 4, 5, 10, 20, 3353881, 6707762, 13415524, 16769405, 33538810, 67077620]

約数ペア:

[(1, 67077620), (2, 33538810), (4, 16769405), (5, 13415524), (10, 6707762), (20, 3353881)]