2015948080

素因数分解:

$2^4\times 5^1\times {\mathrm{25199351}}^1$

素因数の和:25199364

約数の個数: 20

約数和(自身を含む): 4687079472

約数和(自身を除く): 2671131392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25199351, 50398702, 100797404, 125996755, 201594808, 251993510, 403189616, 503987020, 1007974040, 2015948080]

約数ペア:

[(1, 2015948080), (2, 1007974040), (4, 503987020), (5, 403189616), (8, 251993510), (10, 201594808), (16, 125996755), (20, 100797404), (40, 50398702), (80, 25199351)]