39886140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4129}}^1$

素因数の和:4171

約数の個数: 96

約数和(自身を含む): 133217280

約数和(自身を除く): 93331140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4129, 4830, 8258, 9660, 12387, 16516, 20645, 24774, 28903, 41290, 49548, 57806, 61935, 82580, 86709, 94967, 115612, 123870, 144515, 173418, 189934, 247740, 284901, 289030, 346836, 379868, 433545, 474835, 569802, 578060, 664769, 867090, 949670, 1139604, 1329538, 1424505, 1734180, 1899340, 1994307, 2659076, 2849010, 3323845, 3988614, 5698020, 6647690, 7977228, 9971535, 13295380, 19943070, 39886140]

約数ペア:

[(1, 39886140), (2, 19943070), (3, 13295380), (4, 9971535), (5, 7977228), (6, 6647690), (7, 5698020), (10, 3988614), (12, 3323845), (14, 2849010), (15, 2659076), (20, 1994307), (21, 1899340), (23, 1734180), (28, 1424505), (30, 1329538), (35, 1139604), (42, 949670), (46, 867090), (60, 664769), (69, 578060), (70, 569802), (84, 474835), (92, 433545), (105, 379868), (115, 346836), (138, 289030), (140, 284901), (161, 247740), (210, 189934), (230, 173418), (276, 144515), (322, 123870), (345, 115612), (420, 94967), (460, 86709), (483, 82580), (644, 61935), (690, 57806), (805, 49548), (966, 41290), (1380, 28903), (1610, 24774), (1932, 20645), (2415, 16516), (3220, 12387), (4129, 9660), (4830, 8258)]