405957008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{4799}}^1$

素因数の和:5135

約数の個数: 40

約数和(自身を含む): 835660800

約数和(自身を除く): 429703792

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 311, 622, 1244, 2488, 4799, 4976, 5287, 9598, 10574, 19196, 21148, 38392, 42296, 76784, 81583, 84592, 163166, 326332, 652664, 1305328, 1492489, 2984978, 5969956, 11939912, 23879824, 25372313, 50744626, 101489252, 202978504, 405957008]

約数ペア:

[(1, 405957008), (2, 202978504), (4, 101489252), (8, 50744626), (16, 25372313), (17, 23879824), (34, 11939912), (68, 5969956), (136, 2984978), (272, 1492489), (311, 1305328), (622, 652664), (1244, 326332), (2488, 163166), (4799, 84592), (4976, 81583), (5287, 76784), (9598, 42296), (10574, 38392), (19196, 21148)]