8520380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{38729}}^1$

素因数の和:38749

約数の個数: 24

約数和(自身を含む): 19519920

約数和(自身を除く): 10999540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 38729, 77458, 154916, 193645, 387290, 426019, 774580, 852038, 1704076, 2130095, 4260190, 8520380]

約数ペア:

[(1, 8520380), (2, 4260190), (4, 2130095), (5, 1704076), (10, 852038), (11, 774580), (20, 426019), (22, 387290), (44, 193645), (55, 154916), (110, 77458), (220, 38729)]