28457170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{406531}}^1$

素因数の和:406545

約数の個数: 16

約数和(自身を含む): 58540608

約数和(自身を除く): 30083438

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 406531, 813062, 2032655, 2845717, 4065310, 5691434, 14228585, 28457170]

約数ペア:

[(1, 28457170), (2, 14228585), (5, 5691434), (7, 4065310), (10, 2845717), (14, 2032655), (35, 813062), (70, 406531)]