213654020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{368369}}^1$

素因数の和:368407

約数の個数: 24

約数和(自身を含む): 464146200

約数和(自身を除く): 250492180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 368369, 736738, 1473476, 1841845, 3683690, 7367380, 10682701, 21365402, 42730804, 53413505, 106827010, 213654020]

約数ペア:

[(1, 213654020), (2, 106827010), (4, 53413505), (5, 42730804), (10, 21365402), (20, 10682701), (29, 7367380), (58, 3683690), (116, 1841845), (145, 1473476), (290, 736738), (580, 368369)]