2881040

素因数分解:

$2^4\times 5^1\times {\mathrm{36013}}^1$

素因数の和:36026

約数の個数: 20

約数和(自身を含む): 6698604

約数和(自身を除く): 3817564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 36013, 72026, 144052, 180065, 288104, 360130, 576208, 720260, 1440520, 2881040]

約数ペア:

[(1, 2881040), (2, 1440520), (4, 720260), (5, 576208), (8, 360130), (10, 288104), (16, 180065), (20, 144052), (40, 72026), (80, 36013)]