201605090380

素因数分解:

$2^2\times 5^1\times {\mathrm{10080254519}}^1$

素因数の和:10080254528

約数の個数: 12

約数和(自身を含む): 423370689840

約数和(自身を除く): 221765599460

約数列:

[1, 2, 4, 5, 10, 20, 10080254519, 20160509038, 40321018076, 50401272595, 100802545190, 201605090380]

約数ペア:

[(1, 201605090380), (2, 100802545190), (4, 50401272595), (5, 40321018076), (10, 20160509038), (20, 10080254519)]