51657740

素因数分解:

$2^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{3643}}^1$

素因数の和:4361

約数の個数: 24

約数和(自身を含む): 108664080

約数和(自身を除く): 57006340

約数列:

[1, 2, 4, 5, 10, 20, 709, 1418, 2836, 3545, 3643, 7090, 7286, 14180, 14572, 18215, 36430, 72860, 2582887, 5165774, 10331548, 12914435, 25828870, 51657740]

約数ペア:

[(1, 51657740), (2, 25828870), (4, 12914435), (5, 10331548), (10, 5165774), (20, 2582887), (709, 72860), (1418, 36430), (2836, 18215), (3545, 14572), (3643, 14180), (7090, 7286)]