1330406680

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{174137}}^1$

素因数の和:174339

約数の個数: 32

約数和(自身を含む): 3009104640

約数和(自身を除く): 1678697960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 174137, 348274, 696548, 870685, 1393096, 1741370, 3482740, 6965480, 33260167, 66520334, 133040668, 166300835, 266081336, 332601670, 665203340, 1330406680]

約数ペア:

[(1, 1330406680), (2, 665203340), (4, 332601670), (5, 266081336), (8, 166300835), (10, 133040668), (20, 66520334), (40, 33260167), (191, 6965480), (382, 3482740), (764, 1741370), (955, 1393096), (1528, 870685), (1910, 696548), (3820, 348274), (7640, 174137)]