2641040

素因数分解:

$2^4\times 5^1\times {\mathrm{33013}}^1$

素因数の和:33026

約数の個数: 20

約数和(自身を含む): 6140604

約数和(自身を除く): 3499564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 33013, 66026, 132052, 165065, 264104, 330130, 528208, 660260, 1320520, 2641040]

約数ペア:

[(1, 2641040), (2, 1320520), (4, 660260), (5, 528208), (8, 330130), (10, 264104), (16, 165065), (20, 132052), (40, 66026), (80, 33013)]