389630990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{327421}}^1$

素因数の和:327452

約数の個数: 32

約数和(自身を含む): 848677824

約数和(自身を除く): 459046834

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 327421, 654842, 1637105, 2291947, 3274210, 4583894, 5566157, 11132314, 11459735, 22919470, 27830785, 38963099, 55661570, 77926198, 194815495, 389630990]

約数ペア:

[(1, 389630990), (2, 194815495), (5, 77926198), (7, 55661570), (10, 38963099), (14, 27830785), (17, 22919470), (34, 11459735), (35, 11132314), (70, 5566157), (85, 4583894), (119, 3274210), (170, 2291947), (238, 1637105), (595, 654842), (1190, 327421)]