8502440

素因数分解:

$2^3\times 5^1\times {\mathrm{212561}}^1$

素因数の和:212572

約数の個数: 16

約数和(自身を含む): 19130580

約数和(自身を除く): 10628140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 212561, 425122, 850244, 1062805, 1700488, 2125610, 4251220, 8502440]

約数ペア:

[(1, 8502440), (2, 4251220), (4, 2125610), (5, 1700488), (8, 1062805), (10, 850244), (20, 425122), (40, 212561)]