89370260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{638359}}^1$

素因数の和:638375

約数の個数: 24

約数和(自身を含む): 214488960

約数和(自身を除く): 125118700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 638359, 1276718, 2553436, 3191795, 4468513, 6383590, 8937026, 12767180, 17874052, 22342565, 44685130, 89370260]

約数ペア:

[(1, 89370260), (2, 44685130), (4, 22342565), (5, 17874052), (7, 12767180), (10, 8937026), (14, 6383590), (20, 4468513), (28, 3191795), (35, 2553436), (70, 1276718), (140, 638359)]