53720440

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{9803}}^1$

素因数の和:9951

約数の個数: 32

約数和(自身を含む): 121765680

約数和(自身を除く): 68045240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 9803, 19606, 39212, 49015, 78424, 98030, 196060, 392120, 1343011, 2686022, 5372044, 6715055, 10744088, 13430110, 26860220, 53720440]

約数ペア:

[(1, 53720440), (2, 26860220), (4, 13430110), (5, 10744088), (8, 6715055), (10, 5372044), (20, 2686022), (40, 1343011), (137, 392120), (274, 196060), (548, 98030), (685, 78424), (1096, 49015), (1370, 39212), (2740, 19606), (5480, 9803)]