138012080

素因数分解:

$2^4\times 5^1\times {\mathrm{1725151}}^1$

素因数の和:1725164

約数の個数: 20

約数和(自身を含む): 320878272

約数和(自身を除く): 182866192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1725151, 3450302, 6900604, 8625755, 13801208, 17251510, 27602416, 34503020, 69006040, 138012080]

約数ペア:

[(1, 138012080), (2, 69006040), (4, 34503020), (5, 27602416), (8, 17251510), (10, 13801208), (16, 8625755), (20, 6900604), (40, 3450302), (80, 1725151)]