4278340

素因数分解:

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

素因数の和:19467

約数の個数: 24

約数和(自身を含む): 9801792

約数和(自身を除く): 5523452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 19447, 38894, 77788, 97235, 194470, 213917, 388940, 427834, 855668, 1069585, 2139170, 4278340]

約数ペア:

[(1, 4278340), (2, 2139170), (4, 1069585), (5, 855668), (10, 427834), (11, 388940), (20, 213917), (22, 194470), (44, 97235), (55, 77788), (110, 38894), (220, 19447)]