19829600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{3541}}^1$

素因数の和:3568

約数の個数: 72

約数和(自身を含む): 55340208

約数和(自身を除く): 35510608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 3541, 5600, 7082, 14164, 17705, 24787, 28328, 35410, 49574, 56656, 70820, 88525, 99148, 113312, 123935, 141640, 177050, 198296, 247870, 283280, 354100, 396592, 495740, 566560, 619675, 708200, 793184, 991480, 1239350, 1416400, 1982960, 2478700, 2832800, 3965920, 4957400, 9914800, 19829600]

約数ペア:

[(1, 19829600), (2, 9914800), (4, 4957400), (5, 3965920), (7, 2832800), (8, 2478700), (10, 1982960), (14, 1416400), (16, 1239350), (20, 991480), (25, 793184), (28, 708200), (32, 619675), (35, 566560), (40, 495740), (50, 396592), (56, 354100), (70, 283280), (80, 247870), (100, 198296), (112, 177050), (140, 141640), (160, 123935), (175, 113312), (200, 99148), (224, 88525), (280, 70820), (350, 56656), (400, 49574), (560, 35410), (700, 28328), (800, 24787), (1120, 17705), (1400, 14164), (2800, 7082), (3541, 5600)]