280070210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{4001003}}^1$

素因数の和:4001017

約数の個数: 16

約数和(自身を含む): 576144576

約数和(自身を除く): 296074366

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 4001003, 8002006, 20005015, 28007021, 40010030, 56014042, 140035105, 280070210]

約数ペア:

[(1, 280070210), (2, 140035105), (5, 56014042), (7, 40010030), (10, 28007021), (14, 20005015), (35, 8002006), (70, 4001003)]