2560222

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7951}}^1$

素因数の和:7983

約数の個数: 16

約数和(自身を含む): 4580352

約数和(自身を除く): 2020130

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 7951, 15902, 55657, 111314, 182873, 365746, 1280111, 2560222]

約数ペア:

[(1, 2560222), (2, 1280111), (7, 365746), (14, 182873), (23, 111314), (46, 55657), (161, 15902), (322, 7951)]