12861080

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6841}}^1$

素因数の和:6899

約数の個数: 32

約数和(自身を含む): 29557440

約数和(自身を除く): 16696360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 6841, 13682, 27364, 34205, 54728, 68410, 136820, 273640, 321527, 643054, 1286108, 1607635, 2572216, 3215270, 6430540, 12861080]

約数ペア:

[(1, 12861080), (2, 6430540), (4, 3215270), (5, 2572216), (8, 1607635), (10, 1286108), (20, 643054), (40, 321527), (47, 273640), (94, 136820), (188, 68410), (235, 54728), (376, 34205), (470, 27364), (940, 13682), (1880, 6841)]