8106040

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1061}}^1$

素因数の和:1263

約数の個数: 32

約数和(自身を含む): 18351360

約数和(自身を除く): 10245320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1061, 1528, 1910, 2122, 3820, 4244, 5305, 7640, 8488, 10610, 21220, 42440, 202651, 405302, 810604, 1013255, 1621208, 2026510, 4053020, 8106040]

約数ペア:

[(1, 8106040), (2, 4053020), (4, 2026510), (5, 1621208), (8, 1013255), (10, 810604), (20, 405302), (40, 202651), (191, 42440), (382, 21220), (764, 10610), (955, 8488), (1061, 7640), (1528, 5305), (1910, 4244), (2122, 3820)]