11407280

素因数分解:

$2^4\times 5^1\times {\mathrm{142591}}^1$

素因数の和:142604

約数の個数: 20

約数和(自身を含む): 26522112

約数和(自身を除く): 15114832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 142591, 285182, 570364, 712955, 1140728, 1425910, 2281456, 2851820, 5703640, 11407280]

約数ペア:

[(1, 11407280), (2, 5703640), (4, 2851820), (5, 2281456), (8, 1425910), (10, 1140728), (16, 712955), (20, 570364), (40, 285182), (80, 142591)]