3136844680

素因数分解:

$2^3\times 5^1\times {\mathrm{78421117}}^1$

素因数の和:78421128

約数の個数: 16

約数和(自身を含む): 7057900620

約数和(自身を除く): 3921055940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 78421117, 156842234, 313684468, 392105585, 627368936, 784211170, 1568422340, 3136844680]

約数ペア:

[(1, 3136844680), (2, 1568422340), (4, 784211170), (5, 627368936), (8, 392105585), (10, 313684468), (20, 156842234), (40, 78421117)]