255779780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{556043}}^1$

素因数の和:556075

約数の個数: 24

約数和(自身を含む): 560492352

約数和(自身を除く): 304712572

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 556043, 1112086, 2224172, 2780215, 5560430, 11120860, 12788989, 25577978, 51155956, 63944945, 127889890, 255779780]

約数ペア:

[(1, 255779780), (2, 127889890), (4, 63944945), (5, 51155956), (10, 25577978), (20, 12788989), (23, 11120860), (46, 5560430), (92, 2780215), (115, 2224172), (230, 1112086), (460, 556043)]