54807920

素因数分解:

$2^4\times 5^1\times {\mathrm{685099}}^1$

素因数の和:685112

約数の個数: 20

約数和(自身を含む): 127428600

約数和(自身を除く): 72620680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 685099, 1370198, 2740396, 3425495, 5480792, 6850990, 10961584, 13701980, 27403960, 54807920]

約数ペア:

[(1, 54807920), (2, 27403960), (4, 13701980), (5, 10961584), (8, 6850990), (10, 5480792), (16, 3425495), (20, 2740396), (40, 1370198), (80, 685099)]