54021680

素因数分解:

$2^4\times 5^1\times {\mathrm{675271}}^1$

素因数の和:675284

約数の個数: 20

約数和(自身を含む): 125600592

約数和(自身を除く): 71578912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 675271, 1350542, 2701084, 3376355, 5402168, 6752710, 10804336, 13505420, 27010840, 54021680]

約数ペア:

[(1, 54021680), (2, 27010840), (4, 13505420), (5, 10804336), (8, 6752710), (10, 5402168), (16, 3376355), (20, 2701084), (40, 1350542), (80, 675271)]