5248340

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{661}}^1$

素因数の和:1067

約数の個数: 24

約数和(自身を含む): 11065992

約数和(自身を除く): 5817652

約数列:

[1, 2, 4, 5, 10, 20, 397, 661, 794, 1322, 1588, 1985, 2644, 3305, 3970, 6610, 7940, 13220, 262417, 524834, 1049668, 1312085, 2624170, 5248340]

約数ペア:

[(1, 5248340), (2, 2624170), (4, 1312085), (5, 1049668), (10, 524834), (20, 262417), (397, 13220), (661, 7940), (794, 6610), (1322, 3970), (1588, 3305), (1985, 2644)]