274531280

素因数分解:

$2^4\times 5^1\times {\mathrm{3431641}}^1$

素因数の和:3431654

約数の個数: 20

約数和(自身を含む): 638285412

約数和(自身を除く): 363754132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3431641, 6863282, 13726564, 17158205, 27453128, 34316410, 54906256, 68632820, 137265640, 274531280]

約数ペア:

[(1, 274531280), (2, 137265640), (4, 68632820), (5, 54906256), (8, 34316410), (10, 27453128), (16, 17158205), (20, 13726564), (40, 6863282), (80, 3431641)]