31424047280

素因数分解:

$2^4\times 5^1\times {\mathrm{392800591}}^1$

素因数の和:392800604

約数の個数: 20

約数和(自身を含む): 73060910112

約数和(自身を除く): 41636862832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 392800591, 785601182, 1571202364, 1964002955, 3142404728, 3928005910, 6284809456, 7856011820, 15712023640, 31424047280]

約数ペア:

[(1, 31424047280), (2, 15712023640), (4, 7856011820), (5, 6284809456), (8, 3928005910), (10, 3142404728), (16, 1964002955), (20, 1571202364), (40, 785601182), (80, 392800591)]