126740360

素因数分解:

$2^3\times 5^1\times {\mathrm{3168509}}^1$

素因数の和:3168520

約数の個数: 16

約数和(自身を含む): 285165900

約数和(自身を除く): 158425540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3168509, 6337018, 12674036, 15842545, 25348072, 31685090, 63370180, 126740360]

約数ペア:

[(1, 126740360), (2, 63370180), (4, 31685090), (5, 25348072), (8, 15842545), (10, 12674036), (20, 6337018), (40, 3168509)]