208039090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2971987}}^1$

素因数の和:2972001

約数の個数: 16

約数和(自身を含む): 427966272

約数和(自身を除く): 219927182

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2971987, 5943974, 14859935, 20803909, 29719870, 41607818, 104019545, 208039090]

約数ペア:

[(1, 208039090), (2, 104019545), (5, 41607818), (7, 29719870), (10, 20803909), (14, 14859935), (35, 5943974), (70, 2971987)]