243340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^3$

素因数の和:78

約数の個数: 24

約数和(自身を含む): 534240

約数和(自身を除く): 290900

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 2116, 2645, 5290, 10580, 12167, 24334, 48668, 60835, 121670, 243340]

約数ペア:

[(1, 243340), (2, 121670), (4, 60835), (5, 48668), (10, 24334), (20, 12167), (23, 10580), (46, 5290), (92, 2645), (115, 2116), (230, 1058), (460, 529)]