76400540

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{19391}}^1$

素因数の和:19597

約数の個数: 24

約数和(自身を含む): 161263872

約数和(自身を除く): 84863332

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 19391, 38782, 77564, 96955, 193910, 387820, 3820027, 7640054, 15280108, 19100135, 38200270, 76400540]

約数ペア:

[(1, 76400540), (2, 38200270), (4, 19100135), (5, 15280108), (10, 7640054), (20, 3820027), (197, 387820), (394, 193910), (788, 96955), (985, 77564), (1970, 38782), (3940, 19391)]