53955740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{37997}}^1$

素因数の和:38077

約数の個数: 24

約数和(自身を含む): 114905952

約数和(自身を除く): 60950212

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 37997, 75994, 151988, 189985, 379970, 759940, 2697787, 5395574, 10791148, 13488935, 26977870, 53955740]

約数ペア:

[(1, 53955740), (2, 26977870), (4, 13488935), (5, 10791148), (10, 5395574), (20, 2697787), (71, 759940), (142, 379970), (284, 189985), (355, 151988), (710, 75994), (1420, 37997)]