8863420

素因数分解:

$2^2\times 5^1\times {\mathrm{443171}}^1$

素因数の和:443180

約数の個数: 12

約数和(自身を含む): 18613224

約数和(自身を除く): 9749804

約数列:

[1, 2, 4, 5, 10, 20, 443171, 886342, 1772684, 2215855, 4431710, 8863420]

約数ペア:

[(1, 8863420), (2, 4431710), (4, 2215855), (5, 1772684), (10, 886342), (20, 443171)]