18760000

素因数分解:

$2^6\times 5^4\times 7^1\times {\mathrm{67}}^1$

素因数の和:106

約数の個数: 140

約数和(自身を含む): 53957728

約数和(自身を除く): 35197728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 67, 70, 80, 100, 112, 125, 134, 140, 160, 175, 200, 224, 250, 268, 280, 320, 335, 350, 400, 448, 469, 500, 536, 560, 625, 670, 700, 800, 875, 938, 1000, 1072, 1120, 1250, 1340, 1400, 1600, 1675, 1750, 1876, 2000, 2144, 2240, 2345, 2500, 2680, 2800, 3350, 3500, 3752, 4000, 4288, 4375, 4690, 5000, 5360, 5600, 6700, 7000, 7504, 8000, 8375, 8750, 9380, 10000, 10720, 11200, 11725, 13400, 14000, 15008, 16750, 17500, 18760, 20000, 21440, 23450, 26800, 28000, 30016, 33500, 35000, 37520, 40000, 41875, 46900, 53600, 56000, 58625, 67000, 70000, 75040, 83750, 93800, 107200, 117250, 134000, 140000, 150080, 167500, 187600, 234500, 268000, 280000, 293125, 335000, 375200, 469000, 536000, 586250, 670000, 750400, 938000, 1172500, 1340000, 1876000, 2345000, 2680000, 3752000, 4690000, 9380000, 18760000]

約数ペア:

[(1, 18760000), (2, 9380000), (4, 4690000), (5, 3752000), (7, 2680000), (8, 2345000), (10, 1876000), (14, 1340000), (16, 1172500), (20, 938000), (25, 750400), (28, 670000), (32, 586250), (35, 536000), (40, 469000), (50, 375200), (56, 335000), (64, 293125), (67, 280000), (70, 268000), (80, 234500), (100, 187600), (112, 167500), (125, 150080), (134, 140000), (140, 134000), (160, 117250), (175, 107200), (200, 93800), (224, 83750), (250, 75040), (268, 70000), (280, 67000), (320, 58625), (335, 56000), (350, 53600), (400, 46900), (448, 41875), (469, 40000), (500, 37520), (536, 35000), (560, 33500), (625, 30016), (670, 28000), (700, 26800), (800, 23450), (875, 21440), (938, 20000), (1000, 18760), (1072, 17500), (1120, 16750), (1250, 15008), (1340, 14000), (1400, 13400), (1600, 11725), (1675, 11200), (1750, 10720), (1876, 10000), (2000, 9380), (2144, 8750), (2240, 8375), (2345, 8000), (2500, 7504), (2680, 7000), (2800, 6700), (3350, 5600), (3500, 5360), (3752, 5000), (4000, 4690), (4288, 4375)]