19938000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{3323}}^1$

素因数の和:3349

約数の個数: 80

約数和(自身を含む): 64299456

約数和(自身を除く): 44361456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 125, 150, 200, 240, 250, 300, 375, 400, 500, 600, 750, 1000, 1200, 1500, 2000, 3000, 3323, 6000, 6646, 9969, 13292, 16615, 19938, 26584, 33230, 39876, 49845, 53168, 66460, 79752, 83075, 99690, 132920, 159504, 166150, 199380, 249225, 265840, 332300, 398760, 415375, 498450, 664600, 797520, 830750, 996900, 1246125, 1329200, 1661500, 1993800, 2492250, 3323000, 3987600, 4984500, 6646000, 9969000, 19938000]

約数ペア:

[(1, 19938000), (2, 9969000), (3, 6646000), (4, 4984500), (5, 3987600), (6, 3323000), (8, 2492250), (10, 1993800), (12, 1661500), (15, 1329200), (16, 1246125), (20, 996900), (24, 830750), (25, 797520), (30, 664600), (40, 498450), (48, 415375), (50, 398760), (60, 332300), (75, 265840), (80, 249225), (100, 199380), (120, 166150), (125, 159504), (150, 132920), (200, 99690), (240, 83075), (250, 79752), (300, 66460), (375, 53168), (400, 49845), (500, 39876), (600, 33230), (750, 26584), (1000, 19938), (1200, 16615), (1500, 13292), (2000, 9969), (3000, 6646), (3323, 6000)]