30719290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{438847}}^1$

素因数の和:438861

約数の個数: 16

約数和(自身を含む): 63194112

約数和(自身を除く): 32474822

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 438847, 877694, 2194235, 3071929, 4388470, 6143858, 15359645, 30719290]

約数ペア:

[(1, 30719290), (2, 15359645), (5, 6143858), (7, 4388470), (10, 3071929), (14, 2194235), (35, 877694), (70, 438847)]