40900360

素因数分解:

$2^3\times 5^1\times {\mathrm{1022509}}^1$

素因数の和:1022520

約数の個数: 16

約数和(自身を含む): 92025900

約数和(自身を除く): 51125540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1022509, 2045018, 4090036, 5112545, 8180072, 10225090, 20450180, 40900360]

約数ペア:

[(1, 40900360), (2, 20450180), (4, 10225090), (5, 8180072), (8, 5112545), (10, 4090036), (20, 2045018), (40, 1022509)]