201337940

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1\times {\mathrm{373}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 429205392

約数和(自身を除く): 227867452

約数列:

[1, 2, 4, 5, 10, 20, 137, 197, 274, 373, 394, 548, 685, 746, 788, 985, 1370, 1492, 1865, 1970, 2740, 3730, 3940, 7460, 26989, 51101, 53978, 73481, 102202, 107956, 134945, 146962, 204404, 255505, 269890, 293924, 367405, 511010, 539780, 734810, 1022020, 1469620, 10066897, 20133794, 40267588, 50334485, 100668970, 201337940]

約数ペア:

[(1, 201337940), (2, 100668970), (4, 50334485), (5, 40267588), (10, 20133794), (20, 10066897), (137, 1469620), (197, 1022020), (274, 734810), (373, 539780), (394, 511010), (548, 367405), (685, 293924), (746, 269890), (788, 255505), (985, 204404), (1370, 146962), (1492, 134945), (1865, 107956), (1970, 102202), (2740, 73481), (3730, 53978), (3940, 51101), (7460, 26989)]