778826820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{12980447}}^1$

素因数の和:12980459

約数の個数: 24

約数和(自身を含む): 2180715264

約数和(自身を除く): 1401888444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 12980447, 25960894, 38941341, 51921788, 64902235, 77882682, 129804470, 155765364, 194706705, 259608940, 389413410, 778826820]

約数ペア:

[(1, 778826820), (2, 389413410), (3, 259608940), (4, 194706705), (5, 155765364), (6, 129804470), (10, 77882682), (12, 64902235), (15, 51921788), (20, 38941341), (30, 25960894), (60, 12980447)]