2017400728

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{22643}}^1$

素因数の和:22736

約数の個数: 64

約数和(自身を含む): 4543292160

約数和(自身を除く): 2525891432

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 43, 56, 74, 86, 148, 172, 259, 296, 301, 344, 518, 602, 1036, 1204, 1591, 2072, 2408, 3182, 6364, 11137, 12728, 22274, 22643, 44548, 45286, 89096, 90572, 158501, 181144, 317002, 634004, 837791, 973649, 1268008, 1675582, 1947298, 3351164, 3894596, 5864537, 6702328, 6815543, 7789192, 11729074, 13631086, 23458148, 27262172, 36025013, 46916296, 54524344, 72050026, 144100052, 252175091, 288200104, 504350182, 1008700364, 2017400728]

約数ペア:

[(1, 2017400728), (2, 1008700364), (4, 504350182), (7, 288200104), (8, 252175091), (14, 144100052), (28, 72050026), (37, 54524344), (43, 46916296), (56, 36025013), (74, 27262172), (86, 23458148), (148, 13631086), (172, 11729074), (259, 7789192), (296, 6815543), (301, 6702328), (344, 5864537), (518, 3894596), (602, 3351164), (1036, 1947298), (1204, 1675582), (1591, 1268008), (2072, 973649), (2408, 837791), (3182, 634004), (6364, 317002), (11137, 181144), (12728, 158501), (22274, 90572), (22643, 89096), (44548, 45286)]