204590540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{132851}}^1$

素因数の和:132878

約数の個数: 48

約数和(自身を含む): 535659264

約数和(自身を除く): 331068724

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 132851, 265702, 531404, 664255, 929957, 1328510, 1461361, 1859914, 2657020, 2922722, 3719828, 4649785, 5845444, 7306805, 9299570, 10229527, 14613610, 18599140, 20459054, 29227220, 40918108, 51147635, 102295270, 204590540]

約数ペア:

[(1, 204590540), (2, 102295270), (4, 51147635), (5, 40918108), (7, 29227220), (10, 20459054), (11, 18599140), (14, 14613610), (20, 10229527), (22, 9299570), (28, 7306805), (35, 5845444), (44, 4649785), (55, 3719828), (70, 2922722), (77, 2657020), (110, 1859914), (140, 1461361), (154, 1328510), (220, 929957), (308, 664255), (385, 531404), (770, 265702), (1540, 132851)]