5087681780

素因数分解:

$2^2\times 5^1\times {\mathrm{254384089}}^1$

素因数の和:254384098

約数の個数: 12

約数和(自身を含む): 10684131780

約数和(自身を除く): 5596450000

約数列:

[1, 2, 4, 5, 10, 20, 254384089, 508768178, 1017536356, 1271920445, 2543840890, 5087681780]

約数ペア:

[(1, 5087681780), (2, 2543840890), (4, 1271920445), (5, 1017536356), (10, 508768178), (20, 254384089)]