2645085880

素因数分解:

$2^3\times 5^1\times {\mathrm{66127147}}^1$

素因数の和:66127158

約数の個数: 16

約数和(自身を含む): 5951443320

約数和(自身を除く): 3306357440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 66127147, 132254294, 264508588, 330635735, 529017176, 661271470, 1322542940, 2645085880]

約数ペア:

[(1, 2645085880), (2, 1322542940), (4, 661271470), (5, 529017176), (8, 330635735), (10, 264508588), (20, 132254294), (40, 66127147)]