2678880.00000000

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 29937600

約数和(自身を除く): 14488312

約数列:

[1, 2, 4, 8, 53, 83, 106, 166, 212, 332, 424, 439, 664, 878, 1756, 3512, 4399, 8798, 17596, 23267, 35192, 36437, 46534, 72874, 93068, 145748, 186136, 291496, 1931161, 3862322, 7724644, 15449288]

約数ペア:

[(1, 15449288), (2, 7724644), (4, 3862322), (8, 1931161), (53, 291496), (83, 186136), (106, 145748), (166, 93068), (212, 72874), (332, 46534), (424, 36437), (439, 35192), (664, 23267), (878, 17596), (1756, 8798), (3512, 4399)]