18582760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:543

約数の個数: 96

約数和(自身を含む): 51300000

約数和(自身を除く): 32717240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 133, 140, 152, 190, 196, 245, 266, 280, 380, 392, 490, 499, 532, 665, 760, 931, 980, 998, 1064, 1330, 1862, 1960, 1996, 2495, 2660, 3493, 3724, 3992, 4655, 4990, 5320, 6986, 7448, 9310, 9481, 9980, 13972, 17465, 18620, 18962, 19960, 24451, 27944, 34930, 37240, 37924, 47405, 48902, 66367, 69860, 75848, 94810, 97804, 122255, 132734, 139720, 189620, 195608, 244510, 265468, 331835, 379240, 464569, 489020, 530936, 663670, 929138, 978040, 1327340, 1858276, 2322845, 2654680, 3716552, 4645690, 9291380, 18582760]

約数ペア:

[(1, 18582760), (2, 9291380), (4, 4645690), (5, 3716552), (7, 2654680), (8, 2322845), (10, 1858276), (14, 1327340), (19, 978040), (20, 929138), (28, 663670), (35, 530936), (38, 489020), (40, 464569), (49, 379240), (56, 331835), (70, 265468), (76, 244510), (95, 195608), (98, 189620), (133, 139720), (140, 132734), (152, 122255), (190, 97804), (196, 94810), (245, 75848), (266, 69860), (280, 66367), (380, 48902), (392, 47405), (490, 37924), (499, 37240), (532, 34930), (665, 27944), (760, 24451), (931, 19960), (980, 18962), (998, 18620), (1064, 17465), (1330, 13972), (1862, 9980), (1960, 9481), (1996, 9310), (2495, 7448), (2660, 6986), (3493, 5320), (3724, 4990), (3992, 4655)]