1039520720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1856287}}^1$

素因数の和:1856307

約数の個数: 40

約数和(自身を含む): 2762156544

約数和(自身を除く): 1722635824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1856287, 3712574, 7425148, 9281435, 12994009, 14850296, 18562870, 25988018, 29700592, 37125740, 51976036, 64970045, 74251480, 103952072, 129940090, 148502960, 207904144, 259880180, 519760360, 1039520720]

約数ペア:

[(1, 1039520720), (2, 519760360), (4, 259880180), (5, 207904144), (7, 148502960), (8, 129940090), (10, 103952072), (14, 74251480), (16, 64970045), (20, 51976036), (28, 37125740), (35, 29700592), (40, 25988018), (56, 18562870), (70, 14850296), (80, 12994009), (112, 9281435), (140, 7425148), (280, 3712574), (560, 1856287)]