20383920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9437}}^1$

素因数の和:9459

約数の個数: 80

約数和(自身を含む): 70218720

約数和(自身を除く): 49834800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9437, 18874, 28311, 37748, 47185, 56622, 75496, 84933, 94370, 113244, 141555, 150992, 169866, 188740, 226488, 254799, 283110, 339732, 377480, 424665, 452976, 509598, 566220, 679464, 754960, 849330, 1019196, 1132440, 1273995, 1358928, 1698660, 2038392, 2264880, 2547990, 3397320, 4076784, 5095980, 6794640, 10191960, 20383920]

約数ペア:

[(1, 20383920), (2, 10191960), (3, 6794640), (4, 5095980), (5, 4076784), (6, 3397320), (8, 2547990), (9, 2264880), (10, 2038392), (12, 1698660), (15, 1358928), (16, 1273995), (18, 1132440), (20, 1019196), (24, 849330), (27, 754960), (30, 679464), (36, 566220), (40, 509598), (45, 452976), (48, 424665), (54, 377480), (60, 339732), (72, 283110), (80, 254799), (90, 226488), (108, 188740), (120, 169866), (135, 150992), (144, 141555), (180, 113244), (216, 94370), (240, 84933), (270, 75496), (360, 56622), (432, 47185), (540, 37748), (720, 28311), (1080, 18874), (2160, 9437)]