10891000

素因数分解:

$2^3\times 5^3\times {\mathrm{10891}}^1$

素因数の和:10912

約数の個数: 32

約数和(自身を含む): 25487280

約数和(自身を除く): 14596280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 10891, 21782, 43564, 54455, 87128, 108910, 217820, 272275, 435640, 544550, 1089100, 1361375, 2178200, 2722750, 5445500, 10891000]

約数ペア:

[(1, 10891000), (2, 5445500), (4, 2722750), (5, 2178200), (8, 1361375), (10, 1089100), (20, 544550), (25, 435640), (40, 272275), (50, 217820), (100, 108910), (125, 87128), (200, 54455), (250, 43564), (500, 21782), (1000, 10891)]