2053520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:232

約数の個数: 80

約数和(自身を含む): 5773440

約数和(自身を除く): 3719920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 193, 266, 280, 304, 380, 386, 532, 560, 665, 760, 772, 965, 1064, 1330, 1351, 1520, 1544, 1930, 2128, 2660, 2702, 3088, 3667, 3860, 5320, 5404, 6755, 7334, 7720, 10640, 10808, 13510, 14668, 15440, 18335, 21616, 25669, 27020, 29336, 36670, 51338, 54040, 58672, 73340, 102676, 108080, 128345, 146680, 205352, 256690, 293360, 410704, 513380, 1026760, 2053520]

約数ペア:

[(1, 2053520), (2, 1026760), (4, 513380), (5, 410704), (7, 293360), (8, 256690), (10, 205352), (14, 146680), (16, 128345), (19, 108080), (20, 102676), (28, 73340), (35, 58672), (38, 54040), (40, 51338), (56, 36670), (70, 29336), (76, 27020), (80, 25669), (95, 21616), (112, 18335), (133, 15440), (140, 14668), (152, 13510), (190, 10808), (193, 10640), (266, 7720), (280, 7334), (304, 6755), (380, 5404), (386, 5320), (532, 3860), (560, 3667), (665, 3088), (760, 2702), (772, 2660), (965, 2128), (1064, 1930), (1330, 1544), (1351, 1520)]