42194380

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{19717}}^1$

素因数の和:19833

約数の個数: 24

約数和(自身を含む): 89440848

約数和(自身を除く): 47246468

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 19717, 39434, 78868, 98585, 197170, 394340, 2109719, 4219438, 8438876, 10548595, 21097190, 42194380]

約数ペア:

[(1, 42194380), (2, 21097190), (4, 10548595), (5, 8438876), (10, 4219438), (20, 2109719), (107, 394340), (214, 197170), (428, 98585), (535, 78868), (1070, 39434), (2140, 19717)]