2543264

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 5443200

約数和(自身を除く): 2899936

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 76, 89, 94, 152, 178, 188, 304, 356, 376, 608, 712, 752, 893, 1424, 1504, 1691, 1786, 2848, 3382, 3572, 4183, 6764, 7144, 8366, 13528, 14288, 16732, 27056, 28576, 33464, 54112, 66928, 79477, 133856, 158954, 317908, 635816, 1271632, 2543264]

約数ペア:

[(1, 2543264), (2, 1271632), (4, 635816), (8, 317908), (16, 158954), (19, 133856), (32, 79477), (38, 66928), (47, 54112), (76, 33464), (89, 28576), (94, 27056), (152, 16732), (178, 14288), (188, 13528), (304, 8366), (356, 7144), (376, 6764), (608, 4183), (712, 3572), (752, 3382), (893, 2848), (1424, 1786), (1504, 1691)]