289697030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{4138529}}^1$

素因数の和:4138543

約数の個数: 16

約数和(自身を含む): 595948320

約数和(自身を除く): 306251290

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 4138529, 8277058, 20692645, 28969703, 41385290, 57939406, 144848515, 289697030]

約数ペア:

[(1, 289697030), (2, 144848515), (5, 57939406), (7, 41385290), (10, 28969703), (14, 20692645), (35, 8277058), (70, 4138529)]