124288960

素因数分解:

$2^6\times 5^1\times {\mathrm{388403}}^1$

素因数の和:388420

約数の個数: 28

約数和(自身を含む): 295963848

約数和(自身を除く): 171674888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 388403, 776806, 1553612, 1942015, 3107224, 3884030, 6214448, 7768060, 12428896, 15536120, 24857792, 31072240, 62144480, 124288960]

約数ペア:

[(1, 124288960), (2, 62144480), (4, 31072240), (5, 24857792), (8, 15536120), (10, 12428896), (16, 7768060), (20, 6214448), (32, 3884030), (40, 3107224), (64, 1942015), (80, 1553612), (160, 776806), (320, 388403)]