8425840

素因数分解:

$2^4\times 5^1\times {\mathrm{105323}}^1$

素因数の和:105336

約数の個数: 20

約数和(自身を含む): 19590264

約数和(自身を除く): 11164424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 105323, 210646, 421292, 526615, 842584, 1053230, 1685168, 2106460, 4212920, 8425840]

約数ペア:

[(1, 8425840), (2, 4212920), (4, 2106460), (5, 1685168), (8, 1053230), (10, 842584), (16, 526615), (20, 421292), (40, 210646), (80, 105323)]