8556680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19447}}^1$

素因数の和:19469

約数の個数: 32

約数和(自身を含む): 21003840

約数和(自身を除く): 12447160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 19447, 38894, 77788, 97235, 155576, 194470, 213917, 388940, 427834, 777880, 855668, 1069585, 1711336, 2139170, 4278340, 8556680]

約数ペア:

[(1, 8556680), (2, 4278340), (4, 2139170), (5, 1711336), (8, 1069585), (10, 855668), (11, 777880), (20, 427834), (22, 388940), (40, 213917), (44, 194470), (55, 155576), (88, 97235), (110, 77788), (220, 38894), (440, 19447)]