307805.0000000

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2111}}^1$

素因数の和:2257

約数の個数: 24

約数和(自身を含む): 12241152

約数和(自身を除く): 6457012

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2111, 2740, 4222, 8444, 10555, 21110, 42220, 289207, 578414, 1156828, 1446035, 2892070, 5784140]

約数ペア:

[(1, 5784140), (2, 2892070), (4, 1446035), (5, 1156828), (10, 578414), (20, 289207), (137, 42220), (274, 21110), (548, 10555), (685, 8444), (1370, 4222), (2111, 2740)]