80857020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1347617}}^1$

素因数の和:1347629

約数の個数: 24

約数和(自身を含む): 226399824

約数和(自身を除く): 145542804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1347617, 2695234, 4042851, 5390468, 6738085, 8085702, 13476170, 16171404, 20214255, 26952340, 40428510, 80857020]

約数ペア:

[(1, 80857020), (2, 40428510), (3, 26952340), (4, 20214255), (5, 16171404), (6, 13476170), (10, 8085702), (12, 6738085), (15, 5390468), (20, 4042851), (30, 2695234), (60, 1347617)]