9984550

素因数分解:

$2^1\times 5^2\times {\mathrm{397}}^1\times {\mathrm{503}}^1$

素因数の和:912

約数の個数: 24

約数和(自身を含む): 18655056

約数和(自身を除く): 8670506

約数列:

[1, 2, 5, 10, 25, 50, 397, 503, 794, 1006, 1985, 2515, 3970, 5030, 9925, 12575, 19850, 25150, 199691, 399382, 998455, 1996910, 4992275, 9984550]

約数ペア:

[(1, 9984550), (2, 4992275), (5, 1996910), (10, 998455), (25, 399382), (50, 199691), (397, 25150), (503, 19850), (794, 12575), (1006, 9925), (1985, 5030), (2515, 3970)]