40807920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{881}}^1$

素因数の和:1090

約数の個数: 80

約数和(自身を含む): 127304352

約数和(自身を除く): 86496432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 193, 240, 386, 579, 772, 881, 965, 1158, 1544, 1762, 1930, 2316, 2643, 2895, 3088, 3524, 3860, 4405, 4632, 5286, 5790, 7048, 7720, 8810, 9264, 10572, 11580, 13215, 14096, 15440, 17620, 21144, 23160, 26430, 35240, 42288, 46320, 52860, 70480, 105720, 170033, 211440, 340066, 510099, 680132, 850165, 1020198, 1360264, 1700330, 2040396, 2550495, 2720528, 3400660, 4080792, 5100990, 6801320, 8161584, 10201980, 13602640, 20403960, 40807920]

約数ペア:

[(1, 40807920), (2, 20403960), (3, 13602640), (4, 10201980), (5, 8161584), (6, 6801320), (8, 5100990), (10, 4080792), (12, 3400660), (15, 2720528), (16, 2550495), (20, 2040396), (24, 1700330), (30, 1360264), (40, 1020198), (48, 850165), (60, 680132), (80, 510099), (120, 340066), (193, 211440), (240, 170033), (386, 105720), (579, 70480), (772, 52860), (881, 46320), (965, 42288), (1158, 35240), (1544, 26430), (1762, 23160), (1930, 21144), (2316, 17620), (2643, 15440), (2895, 14096), (3088, 13215), (3524, 11580), (3860, 10572), (4405, 9264), (4632, 8810), (5286, 7720), (5790, 7048)]