27891080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{99611}}^1$

素因数の和:99629

約数の個数: 32

約数和(自身を含む): 71720640

約数和(自身を除く): 43829560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 99611, 199222, 398444, 498055, 697277, 796888, 996110, 1394554, 1992220, 2789108, 3486385, 3984440, 5578216, 6972770, 13945540, 27891080]

約数ペア:

[(1, 27891080), (2, 13945540), (4, 6972770), (5, 5578216), (7, 3984440), (8, 3486385), (10, 2789108), (14, 1992220), (20, 1394554), (28, 996110), (35, 796888), (40, 697277), (56, 498055), (70, 398444), (140, 199222), (280, 99611)]