8998180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10463}}^1$

素因数の和:10515

約数の個数: 24

約数和(自身を含む): 19337472

約数和(自身を除く): 10339292

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 10463, 20926, 41852, 52315, 104630, 209260, 449909, 899818, 1799636, 2249545, 4499090, 8998180]

約数ペア:

[(1, 8998180), (2, 4499090), (4, 2249545), (5, 1799636), (10, 899818), (20, 449909), (43, 209260), (86, 104630), (172, 52315), (215, 41852), (430, 20926), (860, 10463)]