55559960

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{10937}}^1$

素因数の和:11075

約数の個数: 32

約数和(自身を含む): 126005760

約数和(自身を除く): 70445800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 10937, 21874, 43748, 54685, 87496, 109370, 218740, 437480, 1388999, 2777998, 5555996, 6944995, 11111992, 13889990, 27779980, 55559960]

約数ペア:

[(1, 55559960), (2, 27779980), (4, 13889990), (5, 11111992), (8, 6944995), (10, 5555996), (20, 2777998), (40, 1388999), (127, 437480), (254, 218740), (508, 109370), (635, 87496), (1016, 54685), (1270, 43748), (2540, 21874), (5080, 10937)]