1320231080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4715111}}^1$

素因数の和:4715129

約数の個数: 32

約数和(自身を含む): 3394880640

約数和(自身を除く): 2074649560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4715111, 9430222, 18860444, 23575555, 33005777, 37720888, 47151110, 66011554, 94302220, 132023108, 165028885, 188604440, 264046216, 330057770, 660115540, 1320231080]

約数ペア:

[(1, 1320231080), (2, 660115540), (4, 330057770), (5, 264046216), (7, 188604440), (8, 165028885), (10, 132023108), (14, 94302220), (20, 66011554), (28, 47151110), (35, 37720888), (40, 33005777), (56, 23575555), (70, 18860444), (140, 9430222), (280, 4715111)]