8491220

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3343}}^1$

素因数の和:3479

約数の個数: 24

約数和(自身を含む): 17977344

約数和(自身を除く): 9486124

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 3343, 6686, 13372, 16715, 33430, 66860, 424561, 849122, 1698244, 2122805, 4245610, 8491220]

約数ペア:

[(1, 8491220), (2, 4245610), (4, 2122805), (5, 1698244), (10, 849122), (20, 424561), (127, 66860), (254, 33430), (508, 16715), (635, 13372), (1270, 6686), (2540, 3343)]