30992140

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{11311}}^1$

素因数の和:11457

約数の個数: 24

約数和(自身を含む): 65564352

約数和(自身を除く): 34572212

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 11311, 22622, 45244, 56555, 113110, 226220, 1549607, 3099214, 6198428, 7748035, 15496070, 30992140]

約数ペア:

[(1, 30992140), (2, 15496070), (4, 7748035), (5, 6198428), (10, 3099214), (20, 1549607), (137, 226220), (274, 113110), (548, 56555), (685, 45244), (1370, 22622), (2740, 11311)]