54805840

素因数分解:

$2^4\times 5^1\times {\mathrm{685073}}^1$

素因数の和:685086

約数の個数: 20

約数和(自身を含む): 127423764

約数和(自身を除く): 72617924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 685073, 1370146, 2740292, 3425365, 5480584, 6850730, 10961168, 13701460, 27402920, 54805840]

約数ペア:

[(1, 54805840), (2, 27402920), (4, 13701460), (5, 10961168), (8, 6850730), (10, 5480584), (16, 3425365), (20, 2740292), (40, 1370146), (80, 685073)]