5628220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21647}}^1$

素因数の和:21669

約数の個数: 24

約数和(自身を含む): 12729024

約数和(自身を除く): 7100804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 21647, 43294, 86588, 108235, 216470, 281411, 432940, 562822, 1125644, 1407055, 2814110, 5628220]

約数ペア:

[(1, 5628220), (2, 2814110), (4, 1407055), (5, 1125644), (10, 562822), (13, 432940), (20, 281411), (26, 216470), (52, 108235), (65, 86588), (130, 43294), (260, 21647)]