12692560

素因数分解:

$2^4\times 5^1\times {\mathrm{158657}}^1$

素因数の和:158670

約数の個数: 20

約数和(自身を含む): 29510388

約数和(自身を除く): 16817828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 158657, 317314, 634628, 793285, 1269256, 1586570, 2538512, 3173140, 6346280, 12692560]

約数ペア:

[(1, 12692560), (2, 6346280), (4, 3173140), (5, 2538512), (8, 1586570), (10, 1269256), (16, 793285), (20, 634628), (40, 317314), (80, 158657)]