20621400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{34369}}^1$

素因数の和:34388

約数の個数: 48

約数和(自身を含む): 63928200

約数和(自身を除く): 43306800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 34369, 68738, 103107, 137476, 171845, 206214, 274952, 343690, 412428, 515535, 687380, 824856, 859225, 1031070, 1374760, 1718450, 2062140, 2577675, 3436900, 4124280, 5155350, 6873800, 10310700, 20621400]

約数ペア:

[(1, 20621400), (2, 10310700), (3, 6873800), (4, 5155350), (5, 4124280), (6, 3436900), (8, 2577675), (10, 2062140), (12, 1718450), (15, 1374760), (20, 1031070), (24, 859225), (25, 824856), (30, 687380), (40, 515535), (50, 412428), (60, 343690), (75, 274952), (100, 206214), (120, 171845), (150, 137476), (200, 103107), (300, 68738), (600, 34369)]