220170160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{393161}}^1$

素因数の和:393181

約数の個数: 40

約数和(自身を含む): 585025056

約数和(自身を除く): 364854896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 393161, 786322, 1572644, 1965805, 2752127, 3145288, 3931610, 5504254, 6290576, 7863220, 11008508, 13760635, 15726440, 22017016, 27521270, 31452880, 44034032, 55042540, 110085080, 220170160]

約数ペア:

[(1, 220170160), (2, 110085080), (4, 55042540), (5, 44034032), (7, 31452880), (8, 27521270), (10, 22017016), (14, 15726440), (16, 13760635), (20, 11008508), (28, 7863220), (35, 6290576), (40, 5504254), (56, 3931610), (70, 3145288), (80, 2752127), (112, 1965805), (140, 1572644), (280, 786322), (560, 393161)]