26789990

素因数分解:

$2^1\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{2549}}^1$

素因数の和:3607

約数の個数: 16

約数和(自身を含む): 48286800

約数和(自身を除く): 21496810

約数列:

[1, 2, 5, 10, 1051, 2102, 2549, 5098, 5255, 10510, 12745, 25490, 2678999, 5357998, 13394995, 26789990]

約数ペア:

[(1, 26789990), (2, 13394995), (5, 5357998), (10, 2678999), (1051, 25490), (2102, 12745), (2549, 10510), (5098, 5255)]