54742360

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{6947}}^1$

素因数の和:7155

約数の個数: 32

約数和(自身を含む): 123813360

約数和(自身を除く): 69071000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 6947, 7880, 13894, 27788, 34735, 55576, 69470, 138940, 277880, 1368559, 2737118, 5474236, 6842795, 10948472, 13685590, 27371180, 54742360]

約数ペア:

[(1, 54742360), (2, 27371180), (4, 13685590), (5, 10948472), (8, 6842795), (10, 5474236), (20, 2737118), (40, 1368559), (197, 277880), (394, 138940), (788, 69470), (985, 55576), (1576, 34735), (1970, 27788), (3940, 13894), (6947, 7880)]