200911540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{937}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 431149824

約数和(自身を除く): 230238284

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 151, 284, 302, 355, 604, 710, 755, 937, 1420, 1510, 1874, 3020, 3748, 4685, 9370, 10721, 18740, 21442, 42884, 53605, 66527, 107210, 133054, 141487, 214420, 266108, 282974, 332635, 565948, 665270, 707435, 1330540, 1414870, 2829740, 10045577, 20091154, 40182308, 50227885, 100455770, 200911540]

約数ペア:

[(1, 200911540), (2, 100455770), (4, 50227885), (5, 40182308), (10, 20091154), (20, 10045577), (71, 2829740), (142, 1414870), (151, 1330540), (284, 707435), (302, 665270), (355, 565948), (604, 332635), (710, 282974), (755, 266108), (937, 214420), (1420, 141487), (1510, 133054), (1874, 107210), (3020, 66527), (3748, 53605), (4685, 42884), (9370, 21442), (10721, 18740)]