15680728

素因数分解:

$2^3\times 7^1\times {\mathrm{280013}}^1$

素因数の和:280026

約数の個数: 16

約数和(自身を含む): 33601680

約数和(自身を除く): 17920952

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 280013, 560026, 1120052, 1960091, 2240104, 3920182, 7840364, 15680728]

約数ペア:

[(1, 15680728), (2, 7840364), (4, 3920182), (7, 2240104), (8, 1960091), (14, 1120052), (28, 560026), (56, 280013)]