79488140

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{8161}}^1$

素因数の和:8657

約数の個数: 24

約数和(自身を含む): 167288352

約数和(自身を除く): 87800212

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 8161, 9740, 16322, 32644, 40805, 81610, 163220, 3974407, 7948814, 15897628, 19872035, 39744070, 79488140]

約数ペア:

[(1, 79488140), (2, 39744070), (4, 19872035), (5, 15897628), (10, 7948814), (20, 3974407), (487, 163220), (974, 81610), (1948, 40805), (2435, 32644), (4870, 16322), (8161, 9740)]