54847280

素因数分解:

$2^4\times 5^1\times {\mathrm{685591}}^1$

素因数の和:685604

約数の個数: 20

約数和(自身を含む): 127520112

約数和(自身を除く): 72672832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 685591, 1371182, 2742364, 3427955, 5484728, 6855910, 10969456, 13711820, 27423640, 54847280]

約数ペア:

[(1, 54847280), (2, 27423640), (4, 13711820), (5, 10969456), (8, 6855910), (10, 5484728), (16, 3427955), (20, 2742364), (40, 1371182), (80, 685591)]