160032020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{195161}}^1$

素因数の和:195211

約数の個数: 24

約数和(自身を含む): 344265768

約数和(自身を除く): 184233748

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 195161, 390322, 780644, 975805, 1951610, 3903220, 8001601, 16003202, 32006404, 40008005, 80016010, 160032020]

約数ペア:

[(1, 160032020), (2, 80016010), (4, 40008005), (5, 32006404), (10, 16003202), (20, 8001601), (41, 3903220), (82, 1951610), (164, 975805), (205, 780644), (410, 390322), (820, 195161)]