8994040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20441}}^1$

素因数の和:20463

約数の個数: 32

約数和(自身を含む): 22077360

約数和(自身を除く): 13083320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 20441, 40882, 81764, 102205, 163528, 204410, 224851, 408820, 449702, 817640, 899404, 1124255, 1798808, 2248510, 4497020, 8994040]

約数ペア:

[(1, 8994040), (2, 4497020), (4, 2248510), (5, 1798808), (8, 1124255), (10, 899404), (11, 817640), (20, 449702), (22, 408820), (40, 224851), (44, 204410), (55, 163528), (88, 102205), (110, 81764), (220, 40882), (440, 20441)]