20305500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13537}}^1$

素因数の和:13559

約数の個数: 48

約数和(自身を含む): 59133984

約数和(自身を除く): 38828484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 13537, 27074, 40611, 54148, 67685, 81222, 135370, 162444, 203055, 270740, 338425, 406110, 676850, 812220, 1015275, 1353700, 1692125, 2030550, 3384250, 4061100, 5076375, 6768500, 10152750, 20305500]

約数ペア:

[(1, 20305500), (2, 10152750), (3, 6768500), (4, 5076375), (5, 4061100), (6, 3384250), (10, 2030550), (12, 1692125), (15, 1353700), (20, 1015275), (25, 812220), (30, 676850), (50, 406110), (60, 338425), (75, 270740), (100, 203055), (125, 162444), (150, 135370), (250, 81222), (300, 67685), (375, 54148), (500, 40611), (750, 27074), (1500, 13537)]