28463540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{203311}}^1$

素因数の和:203327

約数の個数: 24

約数和(自身を含む): 68312832

約数和(自身を除く): 39849292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 203311, 406622, 813244, 1016555, 1423177, 2033110, 2846354, 4066220, 5692708, 7115885, 14231770, 28463540]

約数ペア:

[(1, 28463540), (2, 14231770), (4, 7115885), (5, 5692708), (7, 4066220), (10, 2846354), (14, 2033110), (20, 1423177), (28, 1016555), (35, 813244), (70, 406622), (140, 203311)]