27871280

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2543}}^1$

素因数の和:2693

約数の個数: 40

約数和(自身を含む): 65299392

約数和(自身を除く): 37428112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2543, 2740, 5086, 5480, 10172, 10960, 12715, 20344, 25430, 40688, 50860, 101720, 203440, 348391, 696782, 1393564, 1741955, 2787128, 3483910, 5574256, 6967820, 13935640, 27871280]

約数ペア:

[(1, 27871280), (2, 13935640), (4, 6967820), (5, 5574256), (8, 3483910), (10, 2787128), (16, 1741955), (20, 1393564), (40, 696782), (80, 348391), (137, 203440), (274, 101720), (548, 50860), (685, 40688), (1096, 25430), (1370, 20344), (2192, 12715), (2543, 10960), (2740, 10172), (5086, 5480)]