16658680

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8861}}^1$

素因数の和:8919

約数の個数: 32

約数和(自身を含む): 38283840

約数和(自身を除く): 21625160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 8861, 17722, 35444, 44305, 70888, 88610, 177220, 354440, 416467, 832934, 1665868, 2082335, 3331736, 4164670, 8329340, 16658680]

約数ペア:

[(1, 16658680), (2, 8329340), (4, 4164670), (5, 3331736), (8, 2082335), (10, 1665868), (20, 832934), (40, 416467), (47, 354440), (94, 177220), (188, 88610), (235, 70888), (376, 44305), (470, 35444), (940, 17722), (1880, 8861)]