69386660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{495619}}^1$

素因数の和:495635

約数の個数: 24

約数和(自身を含む): 166528320

約数和(自身を除く): 97141660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 495619, 991238, 1982476, 2478095, 3469333, 4956190, 6938666, 9912380, 13877332, 17346665, 34693330, 69386660]

約数ペア:

[(1, 69386660), (2, 34693330), (4, 17346665), (5, 13877332), (7, 9912380), (10, 6938666), (14, 4956190), (20, 3469333), (28, 2478095), (35, 1982476), (70, 991238), (140, 495619)]