70712740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{505091}}^1$

素因数の和:505107

約数の個数: 24

約数和(自身を含む): 169710912

約数和(自身を除く): 98998172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 505091, 1010182, 2020364, 2525455, 3535637, 5050910, 7071274, 10101820, 14142548, 17678185, 35356370, 70712740]

約数ペア:

[(1, 70712740), (2, 35356370), (4, 17678185), (5, 14142548), (7, 10101820), (10, 7071274), (14, 5050910), (20, 3535637), (28, 2525455), (35, 2020364), (70, 1010182), (140, 505091)]