9042440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20551}}^1$

素因数の和:20573

約数の個数: 32

約数和(自身を含む): 22196160

約数和(自身を除く): 13153720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 20551, 41102, 82204, 102755, 164408, 205510, 226061, 411020, 452122, 822040, 904244, 1130305, 1808488, 2260610, 4521220, 9042440]

約数ペア:

[(1, 9042440), (2, 4521220), (4, 2260610), (5, 1808488), (8, 1130305), (10, 904244), (11, 822040), (20, 452122), (22, 411020), (40, 226061), (44, 205510), (55, 164408), (88, 102755), (110, 82204), (220, 41102), (440, 20551)]