8642080

素因数分解:

$2^5\times 5^1\times {\mathrm{54013}}^1$

素因数の和:54028

約数の個数: 24

約数和(自身を含む): 20417292

約数和(自身を除く): 11775212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 54013, 108026, 216052, 270065, 432104, 540130, 864208, 1080260, 1728416, 2160520, 4321040, 8642080]

約数ペア:

[(1, 8642080), (2, 4321040), (4, 2160520), (5, 1728416), (8, 1080260), (10, 864208), (16, 540130), (20, 432104), (32, 270065), (40, 216052), (80, 108026), (160, 54013)]