20204750

素因数分解:

$2^1\times 5^3\times {\mathrm{80819}}^1$

素因数の和:80836

約数の個数: 16

約数和(自身を含む): 37823760

約数和(自身を除く): 17619010

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 80819, 161638, 404095, 808190, 2020475, 4040950, 10102375, 20204750]

約数ペア:

[(1, 20204750), (2, 10102375), (5, 4040950), (10, 2020475), (25, 808190), (50, 404095), (125, 161638), (250, 80819)]