2088156680

素因数分解:

$2^3\times 5^1\times {\mathrm{997}}^1\times {\mathrm{52361}}^1$

素因数の和:53369

約数の個数: 32

約数和(自身を含む): 4703154840

約数和(自身を除く): 2614998160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 997, 1994, 3988, 4985, 7976, 9970, 19940, 39880, 52361, 104722, 209444, 261805, 418888, 523610, 1047220, 2094440, 52203917, 104407834, 208815668, 261019585, 417631336, 522039170, 1044078340, 2088156680]

約数ペア:

[(1, 2088156680), (2, 1044078340), (4, 522039170), (5, 417631336), (8, 261019585), (10, 208815668), (20, 104407834), (40, 52203917), (997, 2094440), (1994, 1047220), (3988, 523610), (4985, 418888), (7976, 261805), (9970, 209444), (19940, 104722), (39880, 52361)]