2180889410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31155563}}^1$

素因数の和:31155577

約数の個数: 16

約数和(自身を含む): 4486401216

約数和(自身を除く): 2305511806

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 31155563, 62311126, 155777815, 218088941, 311555630, 436177882, 1090444705, 2180889410]

約数ペア:

[(1, 2180889410), (2, 1090444705), (5, 436177882), (7, 311555630), (10, 218088941), (14, 155777815), (35, 62311126), (70, 31155563)]