18826760

素因数分解:

$2^3\times 5^1\times {\mathrm{470669}}^1$

素因数の和:470680

約数の個数: 16

約数和(自身を含む): 42360300

約数和(自身を除く): 23533540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 470669, 941338, 1882676, 2353345, 3765352, 4706690, 9413380, 18826760]

約数ペア:

[(1, 18826760), (2, 9413380), (4, 4706690), (5, 3765352), (8, 2353345), (10, 1882676), (20, 941338), (40, 470669)]