809840660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{6151}}^1$

素因数の和:6416

約数の個数: 48

約数和(自身を含む): 1767346560

約数和(自身を除く): 957505900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 227, 290, 454, 580, 908, 1135, 2270, 4540, 6151, 6583, 12302, 13166, 24604, 26332, 30755, 32915, 61510, 65830, 123020, 131660, 178379, 356758, 713516, 891895, 1396277, 1783790, 2792554, 3567580, 5585108, 6981385, 13962770, 27925540, 40492033, 80984066, 161968132, 202460165, 404920330, 809840660]

約数ペア:

[(1, 809840660), (2, 404920330), (4, 202460165), (5, 161968132), (10, 80984066), (20, 40492033), (29, 27925540), (58, 13962770), (116, 6981385), (145, 5585108), (227, 3567580), (290, 2792554), (454, 1783790), (580, 1396277), (908, 891895), (1135, 713516), (2270, 356758), (4540, 178379), (6151, 131660), (6583, 123020), (12302, 65830), (13166, 61510), (24604, 32915), (26332, 30755)]