84142540

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{5693}}^1$

素因数の和:6441

約数の個数: 24

約数和(自身を含む): 176969520

約数和(自身を除く): 92826980

約数列:

[1, 2, 4, 5, 10, 20, 739, 1478, 2956, 3695, 5693, 7390, 11386, 14780, 22772, 28465, 56930, 113860, 4207127, 8414254, 16828508, 21035635, 42071270, 84142540]

約数ペア:

[(1, 84142540), (2, 42071270), (4, 21035635), (5, 16828508), (10, 8414254), (20, 4207127), (739, 113860), (1478, 56930), (2956, 28465), (3695, 22772), (5693, 14780), (7390, 11386)]