61761020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{162529}}^1$

素因数の和:162557

約数の個数: 24

約数和(自身を含む): 136525200

約数和(自身を除く): 74764180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 162529, 325058, 650116, 812645, 1625290, 3088051, 3250580, 6176102, 12352204, 15440255, 30880510, 61761020]

約数ペア:

[(1, 61761020), (2, 30880510), (4, 15440255), (5, 12352204), (10, 6176102), (19, 3250580), (20, 3088051), (38, 1625290), (76, 812645), (95, 650116), (190, 325058), (380, 162529)]