56761840

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{5179}}^1$

素因数の和:5329

約数の個数: 40

約数和(自身を含む): 132960240

約数和(自身を除く): 76198400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5179, 5480, 10358, 10960, 20716, 25895, 41432, 51790, 82864, 103580, 207160, 414320, 709523, 1419046, 2838092, 3547615, 5676184, 7095230, 11352368, 14190460, 28380920, 56761840]

約数ペア:

[(1, 56761840), (2, 28380920), (4, 14190460), (5, 11352368), (8, 7095230), (10, 5676184), (16, 3547615), (20, 2838092), (40, 1419046), (80, 709523), (137, 414320), (274, 207160), (548, 103580), (685, 82864), (1096, 51790), (1370, 41432), (2192, 25895), (2740, 20716), (5179, 10960), (5480, 10358)]