2018776880

素因数分解:

$2^4\times 5^1\times {\mathrm{1429}}^1\times {\mathrm{17659}}^1$

素因数の和:19101

約数の個数: 40

約数和(自身を含む): 4697206800

約数和(自身を除く): 2678429920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1429, 2858, 5716, 7145, 11432, 14290, 17659, 22864, 28580, 35318, 57160, 70636, 88295, 114320, 141272, 176590, 282544, 353180, 706360, 1412720, 25234711, 50469422, 100938844, 126173555, 201877688, 252347110, 403755376, 504694220, 1009388440, 2018776880]

約数ペア:

[(1, 2018776880), (2, 1009388440), (4, 504694220), (5, 403755376), (8, 252347110), (10, 201877688), (16, 126173555), (20, 100938844), (40, 50469422), (80, 25234711), (1429, 1412720), (2858, 706360), (5716, 353180), (7145, 282544), (11432, 176590), (14290, 141272), (17659, 114320), (22864, 88295), (28580, 70636), (35318, 57160)]