20512200

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2011}}^1$

素因数の和:2047

約数の個数: 96

約数和(自身を含む): 67361760

約数和(自身を除く): 46849560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 25, 30, 34, 40, 50, 51, 60, 68, 75, 85, 100, 102, 120, 136, 150, 170, 200, 204, 255, 300, 340, 408, 425, 510, 600, 680, 850, 1020, 1275, 1700, 2011, 2040, 2550, 3400, 4022, 5100, 6033, 8044, 10055, 10200, 12066, 16088, 20110, 24132, 30165, 34187, 40220, 48264, 50275, 60330, 68374, 80440, 100550, 102561, 120660, 136748, 150825, 170935, 201100, 205122, 241320, 273496, 301650, 341870, 402200, 410244, 512805, 603300, 683740, 820488, 854675, 1025610, 1206600, 1367480, 1709350, 2051220, 2564025, 3418700, 4102440, 5128050, 6837400, 10256100, 20512200]

約数ペア:

[(1, 20512200), (2, 10256100), (3, 6837400), (4, 5128050), (5, 4102440), (6, 3418700), (8, 2564025), (10, 2051220), (12, 1709350), (15, 1367480), (17, 1206600), (20, 1025610), (24, 854675), (25, 820488), (30, 683740), (34, 603300), (40, 512805), (50, 410244), (51, 402200), (60, 341870), (68, 301650), (75, 273496), (85, 241320), (100, 205122), (102, 201100), (120, 170935), (136, 150825), (150, 136748), (170, 120660), (200, 102561), (204, 100550), (255, 80440), (300, 68374), (340, 60330), (408, 50275), (425, 48264), (510, 40220), (600, 34187), (680, 30165), (850, 24132), (1020, 20110), (1275, 16088), (1700, 12066), (2011, 10200), (2040, 10055), (2550, 8044), (3400, 6033), (4022, 5100)]