20274000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:166

約数の個数: 160

約数和(自身を含む): 68090880

約数和(自身を除く): 47816880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 40, 48, 50, 60, 62, 75, 80, 93, 100, 109, 120, 124, 125, 150, 155, 186, 200, 218, 240, 248, 250, 300, 310, 327, 372, 375, 400, 436, 465, 496, 500, 545, 600, 620, 654, 744, 750, 775, 872, 930, 1000, 1090, 1200, 1240, 1308, 1488, 1500, 1550, 1635, 1744, 1860, 2000, 2180, 2325, 2480, 2616, 2725, 3000, 3100, 3270, 3379, 3720, 3875, 4360, 4650, 5232, 5450, 6000, 6200, 6540, 6758, 7440, 7750, 8175, 8720, 9300, 10137, 10900, 11625, 12400, 13080, 13516, 13625, 15500, 16350, 16895, 18600, 20274, 21800, 23250, 26160, 27032, 27250, 31000, 32700, 33790, 37200, 40548, 40875, 43600, 46500, 50685, 54064, 54500, 62000, 65400, 67580, 81096, 81750, 84475, 93000, 101370, 109000, 130800, 135160, 162192, 163500, 168950, 186000, 202740, 218000, 253425, 270320, 327000, 337900, 405480, 422375, 506850, 654000, 675800, 810960, 844750, 1013700, 1267125, 1351600, 1689500, 2027400, 2534250, 3379000, 4054800, 5068500, 6758000, 10137000, 20274000]

約数ペア:

[(1, 20274000), (2, 10137000), (3, 6758000), (4, 5068500), (5, 4054800), (6, 3379000), (8, 2534250), (10, 2027400), (12, 1689500), (15, 1351600), (16, 1267125), (20, 1013700), (24, 844750), (25, 810960), (30, 675800), (31, 654000), (40, 506850), (48, 422375), (50, 405480), (60, 337900), (62, 327000), (75, 270320), (80, 253425), (93, 218000), (100, 202740), (109, 186000), (120, 168950), (124, 163500), (125, 162192), (150, 135160), (155, 130800), (186, 109000), (200, 101370), (218, 93000), (240, 84475), (248, 81750), (250, 81096), (300, 67580), (310, 65400), (327, 62000), (372, 54500), (375, 54064), (400, 50685), (436, 46500), (465, 43600), (496, 40875), (500, 40548), (545, 37200), (600, 33790), (620, 32700), (654, 31000), (744, 27250), (750, 27032), (775, 26160), (872, 23250), (930, 21800), (1000, 20274), (1090, 18600), (1200, 16895), (1240, 16350), (1308, 15500), (1488, 13625), (1500, 13516), (1550, 13080), (1635, 12400), (1744, 11625), (1860, 10900), (2000, 10137), (2180, 9300), (2325, 8720), (2480, 8175), (2616, 7750), (2725, 7440), (3000, 6758), (3100, 6540), (3270, 6200), (3379, 6000), (3720, 5450), (3875, 5232), (4360, 4650)]