12730030

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{6397}}^1$

素因数の和:6603

約数の個数: 16

約数和(自身を含む): 23032800

約数和(自身を除く): 10302770

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 6397, 12794, 31985, 63970, 1273003, 2546006, 6365015, 12730030]

約数ペア:

[(1, 12730030), (2, 6365015), (5, 2546006), (10, 1273003), (199, 63970), (398, 31985), (995, 12794), (1990, 6397)]