199334660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1423819}}^1$

素因数の和:1423835

約数の個数: 24

約数和(自身を含む): 478403520

約数和(自身を除く): 279068860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1423819, 2847638, 5695276, 7119095, 9966733, 14238190, 19933466, 28476380, 39866932, 49833665, 99667330, 199334660]

約数ペア:

[(1, 199334660), (2, 99667330), (4, 49833665), (5, 39866932), (7, 28476380), (10, 19933466), (14, 14238190), (20, 9966733), (28, 7119095), (35, 5695276), (70, 2847638), (140, 1423819)]