2577732008

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{20873}}^1$

素因数の和:21281

約数の個数: 32

約数和(自身を含む): 4959662400

約数和(自身を除く): 2381930392

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 359, 718, 1436, 2872, 15437, 20873, 30874, 41746, 61748, 83492, 123496, 166984, 897539, 1795078, 3590156, 7180312, 7493407, 14986814, 29973628, 59947256, 322216501, 644433002, 1288866004, 2577732008]

約数ペア:

[(1, 2577732008), (2, 1288866004), (4, 644433002), (8, 322216501), (43, 59947256), (86, 29973628), (172, 14986814), (344, 7493407), (359, 7180312), (718, 3590156), (1436, 1795078), (2872, 897539), (15437, 166984), (20873, 123496), (30874, 83492), (41746, 61748)]