124081520

素因数分解:

$2^4\times 5^1\times {\mathrm{1551019}}^1$

素因数の和:1551032

約数の個数: 20

約数和(自身を含む): 288489720

約数和(自身を除く): 164408200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1551019, 3102038, 6204076, 7755095, 12408152, 15510190, 24816304, 31020380, 62040760, 124081520]

約数ペア:

[(1, 124081520), (2, 62040760), (4, 31020380), (5, 24816304), (8, 15510190), (10, 12408152), (16, 7755095), (20, 6204076), (40, 3102038), (80, 1551019)]