260249612

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{489191}}^1$

素因数の和:489221

約数の個数: 24

約数和(自身を含む): 547895040

約数和(自身を除く): 287645428

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 489191, 978382, 1956764, 3424337, 6848674, 9294629, 13697348, 18589258, 37178516, 65062403, 130124806, 260249612]

約数ペア:

[(1, 260249612), (2, 130124806), (4, 65062403), (7, 37178516), (14, 18589258), (19, 13697348), (28, 9294629), (38, 6848674), (76, 3424337), (133, 1956764), (266, 978382), (532, 489191)]