8893420

素因数分解:

$2^2\times 5^1\times {\mathrm{444671}}^1$

素因数の和:444680

約数の個数: 12

約数和(自身を含む): 18676224

約数和(自身を除く): 9782804

約数列:

[1, 2, 4, 5, 10, 20, 444671, 889342, 1778684, 2223355, 4446710, 8893420]

約数ペア:

[(1, 8893420), (2, 4446710), (4, 2223355), (5, 1778684), (10, 889342), (20, 444671)]