82945420

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{9851}}^1$

素因数の和:10281

約数の個数: 24

約数和(自身を含む): 174616848

約数和(自身を除く): 91671428

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 9851, 19702, 39404, 49255, 98510, 197020, 4147271, 8294542, 16589084, 20736355, 41472710, 82945420]

約数ペア:

[(1, 82945420), (2, 41472710), (4, 20736355), (5, 16589084), (10, 8294542), (20, 4147271), (421, 197020), (842, 98510), (1684, 49255), (2105, 39404), (4210, 19702), (8420, 9851)]