217209440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{193937}}^1$

素因数の和:193959

約数の個数: 48

約数和(自身を含む): 586468512

約数和(自身を除く): 369259072

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, 193937, 387874, 775748, 969685, 1357559, 1551496, 1939370, 2715118, 3102992, 3878740, 5430236, 6205984, 6787795, 7757480, 10860472, 13575590, 15514960, 21720944, 27151180, 31029920, 43441888, 54302360, 108604720, 217209440]

約数ペア:

[(1, 217209440), (2, 108604720), (4, 54302360), (5, 43441888), (7, 31029920), (8, 27151180), (10, 21720944), (14, 15514960), (16, 13575590), (20, 10860472), (28, 7757480), (32, 6787795), (35, 6205984), (40, 5430236), (56, 3878740), (70, 3102992), (80, 2715118), (112, 1939370), (140, 1551496), (160, 1357559), (224, 969685), (280, 775748), (560, 387874), (1120, 193937)]