28262440

素因数分解:

$2^3\times 5^1\times {\mathrm{706561}}^1$

素因数の和:706572

約数の個数: 16

約数和(自身を含む): 63590580

約数和(自身を除く): 35328140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 706561, 1413122, 2826244, 3532805, 5652488, 7065610, 14131220, 28262440]

約数ペア:

[(1, 28262440), (2, 14131220), (4, 7065610), (5, 5652488), (8, 3532805), (10, 2826244), (20, 1413122), (40, 706561)]