9015640

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{857}}^1$

素因数の和:1131

約数の個数: 32

約数和(自身を含む): 20386080

約数和(自身を除く): 11370440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 857, 1052, 1315, 1714, 2104, 2630, 3428, 4285, 5260, 6856, 8570, 10520, 17140, 34280, 225391, 450782, 901564, 1126955, 1803128, 2253910, 4507820, 9015640]

約数ペア:

[(1, 9015640), (2, 4507820), (4, 2253910), (5, 1803128), (8, 1126955), (10, 901564), (20, 450782), (40, 225391), (263, 34280), (526, 17140), (857, 10520), (1052, 8570), (1315, 6856), (1714, 5260), (2104, 4285), (2630, 3428)]