42400010

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{12149}}^1$

素因数の和:12505

約数の個数: 16

約数和(自身を含む): 76545000

約数和(自身を除く): 34144990

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 12149, 24298, 60745, 121490, 4240001, 8480002, 21200005, 42400010]

約数ペア:

[(1, 42400010), (2, 21200005), (5, 8480002), (10, 4240001), (349, 121490), (698, 60745), (1745, 24298), (3490, 12149)]