8361040

素因数分解:

$2^4\times 5^1\times {\mathrm{104513}}^1$

素因数の和:104526

約数の個数: 20

約数和(自身を含む): 19439604

約数和(自身を除く): 11078564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 104513, 209026, 418052, 522565, 836104, 1045130, 1672208, 2090260, 4180520, 8361040]

約数ペア:

[(1, 8361040), (2, 4180520), (4, 2090260), (5, 1672208), (8, 1045130), (10, 836104), (16, 522565), (20, 418052), (40, 209026), (80, 104513)]