84702440

素因数分解:

$2^3\times 5^1\times {\mathrm{2117561}}^1$

素因数の和:2117572

約数の個数: 16

約数和(自身を含む): 190580580

約数和(自身を除く): 105878140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2117561, 4235122, 8470244, 10587805, 16940488, 21175610, 42351220, 84702440]

約数ペア:

[(1, 84702440), (2, 42351220), (4, 21175610), (5, 16940488), (8, 10587805), (10, 8470244), (20, 4235122), (40, 2117561)]