8506840

素因数分解:

$2^3\times 5^1\times {\mathrm{212671}}^1$

素因数の和:212682

約数の個数: 16

約数和(自身を含む): 19140480

約数和(自身を除く): 10633640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 212671, 425342, 850684, 1063355, 1701368, 2126710, 4253420, 8506840]

約数ペア:

[(1, 8506840), (2, 4253420), (4, 2126710), (5, 1701368), (8, 1063355), (10, 850684), (20, 425342), (40, 212671)]