1640487670

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1451759}}^1$

素因数の和:1451879

約数の個数: 16

約数和(自身を含む): 2979011520

約数和(自身を除く): 1338523850

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 1451759, 2903518, 7258795, 14517590, 164048767, 328097534, 820243835, 1640487670]

約数ペア:

[(1, 1640487670), (2, 820243835), (5, 328097534), (10, 164048767), (113, 14517590), (226, 7258795), (565, 2903518), (1130, 1451759)]