2786455840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{2487907}}^1$

素因数の和:2487929

約数の個数: 48

約数和(自身を含む): 7523433792

約数和(自身を除く): 4736977952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 2487907, 4975814, 9951628, 12439535, 17415349, 19903256, 24879070, 34830698, 39806512, 49758140, 69661396, 79613024, 87076745, 99516280, 139322792, 174153490, 199032560, 278645584, 348306980, 398065120, 557291168, 696613960, 1393227920, 2786455840]

約数ペア:

[(1, 2786455840), (2, 1393227920), (4, 696613960), (5, 557291168), (7, 398065120), (8, 348306980), (10, 278645584), (14, 199032560), (16, 174153490), (20, 139322792), (28, 99516280), (32, 87076745), (35, 79613024), (40, 69661396), (56, 49758140), (70, 39806512), (80, 34830698), (112, 24879070), (140, 19903256), (160, 17415349), (224, 12439535), (280, 9951628), (560, 4975814), (1120, 2487907)]