61888440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{515737}}^1$

素因数の和:515751

約数の個数: 32

約数和(自身を含む): 185665680

約数和(自身を除く): 123777240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 515737, 1031474, 1547211, 2062948, 2578685, 3094422, 4125896, 5157370, 6188844, 7736055, 10314740, 12377688, 15472110, 20629480, 30944220, 61888440]

約数ペア:

[(1, 61888440), (2, 30944220), (3, 20629480), (4, 15472110), (5, 12377688), (6, 10314740), (8, 7736055), (10, 6188844), (12, 5157370), (15, 4125896), (20, 3094422), (24, 2578685), (30, 2062948), (40, 1547211), (60, 1031474), (120, 515737)]