27501920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10111}}^1$

素因数の和:10143

約数の個数: 48

約数和(自身を含む): 68802048

約数和(自身を除く): 41300128

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 10111, 20222, 40444, 50555, 80888, 101110, 161776, 171887, 202220, 323552, 343774, 404440, 687548, 808880, 859435, 1375096, 1617760, 1718870, 2750192, 3437740, 5500384, 6875480, 13750960, 27501920]

約数ペア:

[(1, 27501920), (2, 13750960), (4, 6875480), (5, 5500384), (8, 3437740), (10, 2750192), (16, 1718870), (17, 1617760), (20, 1375096), (32, 859435), (34, 808880), (40, 687548), (68, 404440), (80, 343774), (85, 323552), (136, 202220), (160, 171887), (170, 161776), (272, 101110), (340, 80888), (544, 50555), (680, 40444), (1360, 20222), (2720, 10111)]