1269565580

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{4909}}^1$

素因数の和:5178

約数の個数: 48

約数和(自身を含む): 2720454240

約数和(自身を除く): 1450888660

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 193, 268, 335, 386, 670, 772, 965, 1340, 1930, 3860, 4909, 9818, 12931, 19636, 24545, 25862, 49090, 51724, 64655, 98180, 129310, 258620, 328903, 657806, 947437, 1315612, 1644515, 1894874, 3289030, 3789748, 4737185, 6578060, 9474370, 18948740, 63478279, 126956558, 253913116, 317391395, 634782790, 1269565580]

約数ペア:

[(1, 1269565580), (2, 634782790), (4, 317391395), (5, 253913116), (10, 126956558), (20, 63478279), (67, 18948740), (134, 9474370), (193, 6578060), (268, 4737185), (335, 3789748), (386, 3289030), (670, 1894874), (772, 1644515), (965, 1315612), (1340, 947437), (1930, 657806), (3860, 328903), (4909, 258620), (9818, 129310), (12931, 98180), (19636, 64655), (24545, 51724), (25862, 49090)]