28469140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{203351}}^1$

素因数の和:203367

約数の個数: 24

約数和(自身を含む): 68326272

約数和(自身を除く): 39857132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 203351, 406702, 813404, 1016755, 1423457, 2033510, 2846914, 4067020, 5693828, 7117285, 14234570, 28469140]

約数ペア:

[(1, 28469140), (2, 14234570), (4, 7117285), (5, 5693828), (7, 4067020), (10, 2846914), (14, 2033510), (20, 1423457), (28, 1016755), (35, 813404), (70, 406702), (140, 203351)]