30406360

素因数分解:

$2^3\times 5^1\times {\mathrm{857}}^1\times {\mathrm{887}}^1$

素因数の和:1755

約数の個数: 32

約数和(自身を含む): 68571360

約数和(自身を除く): 38165000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 857, 887, 1714, 1774, 3428, 3548, 4285, 4435, 6856, 7096, 8570, 8870, 17140, 17740, 34280, 35480, 760159, 1520318, 3040636, 3800795, 6081272, 7601590, 15203180, 30406360]

約数ペア:

[(1, 30406360), (2, 15203180), (4, 7601590), (5, 6081272), (8, 3800795), (10, 3040636), (20, 1520318), (40, 760159), (857, 35480), (887, 34280), (1714, 17740), (1774, 17140), (3428, 8870), (3548, 8570), (4285, 7096), (4435, 6856)]