8538680

素因数分解:

$2^3\times 5^1\times {\mathrm{213467}}^1$

素因数の和:213478

約数の個数: 16

約数和(自身を含む): 19212120

約数和(自身を除く): 10673440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 213467, 426934, 853868, 1067335, 1707736, 2134670, 4269340, 8538680]

約数ペア:

[(1, 8538680), (2, 4269340), (4, 2134670), (5, 1707736), (8, 1067335), (10, 853868), (20, 426934), (40, 213467)]