71121260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{508009}}^1$

素因数の和:508025

約数の個数: 24

約数和(自身を含む): 170691360

約数和(自身を除く): 99570100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 508009, 1016018, 2032036, 2540045, 3556063, 5080090, 7112126, 10160180, 14224252, 17780315, 35560630, 71121260]

約数ペア:

[(1, 71121260), (2, 35560630), (4, 17780315), (5, 14224252), (7, 10160180), (10, 7112126), (14, 5080090), (20, 3556063), (28, 2540045), (35, 2032036), (70, 1016018), (140, 508009)]