26702440

素因数分解:

$2^3\times 5^1\times {\mathrm{667561}}^1$

素因数の和:667572

約数の個数: 16

約数和(自身を含む): 60080580

約数和(自身を除く): 33378140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 667561, 1335122, 2670244, 3337805, 5340488, 6675610, 13351220, 26702440]

約数ペア:

[(1, 26702440), (2, 13351220), (4, 6675610), (5, 5340488), (8, 3337805), (10, 2670244), (20, 1335122), (40, 667561)]