11965780

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3037}}^1$

素因数の和:3243

約数の個数: 24

約数和(自身を含む): 25264008

約数和(自身を除く): 13298228

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3037, 3940, 6074, 12148, 15185, 30370, 60740, 598289, 1196578, 2393156, 2991445, 5982890, 11965780]

約数ペア:

[(1, 11965780), (2, 5982890), (4, 2991445), (5, 2393156), (10, 1196578), (20, 598289), (197, 60740), (394, 30370), (788, 15185), (985, 12148), (1970, 6074), (3037, 3940)]