51910220

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{12301}}^1$

素因数の和:12521

約数の個数: 24

約数和(自身を含む): 109537008

約数和(自身を除く): 57626788

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 12301, 24602, 49204, 61505, 123010, 246020, 2595511, 5191022, 10382044, 12977555, 25955110, 51910220]

約数ペア:

[(1, 51910220), (2, 25955110), (4, 12977555), (5, 10382044), (10, 5191022), (20, 2595511), (211, 246020), (422, 123010), (844, 61505), (1055, 49204), (2110, 24602), (4220, 12301)]