280904246

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{1429}}^1$

素因数の和:2196

約数の個数: 32

約数和(自身を含む): 507936000

約数和(自身を除く): 227031754

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 739, 1429, 1478, 2858, 5173, 10003, 10346, 14041, 20006, 27151, 28082, 54302, 98287, 190057, 196574, 380114, 1056031, 2112062, 7392217, 14784434, 20064589, 40129178, 140452123, 280904246]

約数ペア:

[(1, 280904246), (2, 140452123), (7, 40129178), (14, 20064589), (19, 14784434), (38, 7392217), (133, 2112062), (266, 1056031), (739, 380114), (1429, 196574), (1478, 190057), (2858, 98287), (5173, 54302), (10003, 28082), (10346, 27151), (14041, 20006)]