208059860

素因数分解:

$2^2\times 5^1\times {\mathrm{523}}^1\times {\mathrm{19891}}^1$

素因数の和:20423

約数の個数: 24

約数和(自身を含む): 437783136

約数和(自身を除く): 229723276

約数列:

[1, 2, 4, 5, 10, 20, 523, 1046, 2092, 2615, 5230, 10460, 19891, 39782, 79564, 99455, 198910, 397820, 10402993, 20805986, 41611972, 52014965, 104029930, 208059860]

約数ペア:

[(1, 208059860), (2, 104029930), (4, 52014965), (5, 41611972), (10, 20805986), (20, 10402993), (523, 397820), (1046, 198910), (2092, 99455), (2615, 79564), (5230, 39782), (10460, 19891)]