2039147560

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{401407}}^1$

素因数の和:401545

約数の個数: 32

約数和(自身を含む): 4624220160

約数和(自身を除く): 2585072600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 401407, 802814, 1605628, 2007035, 3211256, 4014070, 8028140, 16056280, 50978689, 101957378, 203914756, 254893445, 407829512, 509786890, 1019573780, 2039147560]

約数ペア:

[(1, 2039147560), (2, 1019573780), (4, 509786890), (5, 407829512), (8, 254893445), (10, 203914756), (20, 101957378), (40, 50978689), (127, 16056280), (254, 8028140), (508, 4014070), (635, 3211256), (1016, 2007035), (1270, 1605628), (2540, 802814), (5080, 401407)]