28305690760

素因数分解:

$2^3\times 5^1\times {\mathrm{707642269}}^1$

素因数の和:707642280

約数の個数: 16

約数和(自身を含む): 63687804300

約数和(自身を除く): 35382113540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 707642269, 1415284538, 2830569076, 3538211345, 5661138152, 7076422690, 14152845380, 28305690760]

約数ペア:

[(1, 28305690760), (2, 14152845380), (4, 7076422690), (5, 5661138152), (8, 3538211345), (10, 2830569076), (20, 1415284538), (40, 707642269)]