25866740

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{2273}}^1$

素因数の和:2851

約数の個数: 24

約数和(自身を含む): 54439560

約数和(自身を除く): 28572820

約数列:

[1, 2, 4, 5, 10, 20, 569, 1138, 2273, 2276, 2845, 4546, 5690, 9092, 11365, 11380, 22730, 45460, 1293337, 2586674, 5173348, 6466685, 12933370, 25866740]

約数ペア:

[(1, 25866740), (2, 12933370), (4, 6466685), (5, 5173348), (10, 2586674), (20, 1293337), (569, 45460), (1138, 22730), (2273, 11380), (2276, 11365), (2845, 9092), (4546, 5690)]