53781380

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{13933}}^1$

素因数の和:14135

約数の個数: 24

約数和(自身を含む): 113534232

約数和(自身を除く): 59752852

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 13933, 27866, 55732, 69665, 139330, 278660, 2689069, 5378138, 10756276, 13445345, 26890690, 53781380]

約数ペア:

[(1, 53781380), (2, 26890690), (4, 13445345), (5, 10756276), (10, 5378138), (20, 2689069), (193, 278660), (386, 139330), (772, 69665), (965, 55732), (1930, 27866), (3860, 13933)]