209230540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{454849}}^1$

素因数の和:454881

約数の個数: 24

約数和(自身を含む): 458488800

約数和(自身を除く): 249258260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 454849, 909698, 1819396, 2274245, 4548490, 9096980, 10461527, 20923054, 41846108, 52307635, 104615270, 209230540]

約数ペア:

[(1, 209230540), (2, 104615270), (4, 52307635), (5, 41846108), (10, 20923054), (20, 10461527), (23, 9096980), (46, 4548490), (92, 2274245), (115, 1819396), (230, 909698), (460, 454849)]