2560778884

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{8293}}^1$

素因数の和:8572

約数の個数: 48

約数和(自身を含む): 5016211200

約数和(自身を除く): 2455432316

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 239, 323, 478, 646, 956, 1292, 4063, 4541, 8126, 8293, 9082, 16252, 16586, 18164, 33172, 77197, 140981, 154394, 157567, 281962, 308788, 315134, 563924, 630268, 1982027, 2678639, 3964054, 5357278, 7928108, 10714556, 33694459, 37658513, 67388918, 75317026, 134777836, 150634052, 640194721, 1280389442, 2560778884]

約数ペア:

[(1, 2560778884), (2, 1280389442), (4, 640194721), (17, 150634052), (19, 134777836), (34, 75317026), (38, 67388918), (68, 37658513), (76, 33694459), (239, 10714556), (323, 7928108), (478, 5357278), (646, 3964054), (956, 2678639), (1292, 1982027), (4063, 630268), (4541, 563924), (8126, 315134), (8293, 308788), (9082, 281962), (16252, 157567), (16586, 154394), (18164, 140981), (33172, 77197)]