199207940

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{32027}}^1$

素因数の和:32347

約数の個数: 24

約数和(自身を含む): 419694912

約数和(自身を除く): 220486972

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 32027, 64054, 128108, 160135, 320270, 640540, 9960397, 19920794, 39841588, 49801985, 99603970, 199207940]

約数ペア:

[(1, 199207940), (2, 99603970), (4, 49801985), (5, 39841588), (10, 19920794), (20, 9960397), (311, 640540), (622, 320270), (1244, 160135), (1555, 128108), (3110, 64054), (6220, 32027)]