13999400

素因数分解:

$2^3\times 5^2\times {\mathrm{69997}}^1$

素因数の和:70013

約数の個数: 24

約数和(自身を含む): 32549070

約数和(自身を除く): 18549670

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 69997, 139994, 279988, 349985, 559976, 699970, 1399940, 1749925, 2799880, 3499850, 6999700, 13999400]

約数ペア:

[(1, 13999400), (2, 6999700), (4, 3499850), (5, 2799880), (8, 1749925), (10, 1399940), (20, 699970), (25, 559976), (40, 349985), (50, 279988), (100, 139994), (200, 69997)]