28432340

素因数分解:

$2^2\times 5^1\times {\mathrm{877}}^1\times {\mathrm{1621}}^1$

素因数の和:2507

約数の個数: 24

約数和(自身を含む): 59812872

約数和(自身を除く): 31380532

約数列:

[1, 2, 4, 5, 10, 20, 877, 1621, 1754, 3242, 3508, 4385, 6484, 8105, 8770, 16210, 17540, 32420, 1421617, 2843234, 5686468, 7108085, 14216170, 28432340]

約数ペア:

[(1, 28432340), (2, 14216170), (4, 7108085), (5, 5686468), (10, 2843234), (20, 1421617), (877, 32420), (1621, 17540), (1754, 16210), (3242, 8770), (3508, 8105), (4385, 6484)]