2009488945

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1\times {\mathrm{7283}}^1$

素因数の和:7824

約数の個数: 16

約数和(自身を含む): 2435186880

約数和(自身を除く): 425697935

約数列:

[1, 5, 139, 397, 695, 1985, 7283, 36415, 55183, 275915, 1012337, 2891351, 5061685, 14456755, 401897789, 2009488945]

約数ペア:

[(1, 2009488945), (5, 401897789), (139, 14456755), (397, 5061685), (695, 2891351), (1985, 1012337), (7283, 275915), (36415, 55183)]