26820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1$

素因数の和:164

約数の個数: 36

約数和(自身を含む): 81900

約数和(自身を除く): 55080

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2682, 2980, 4470, 5364, 6705, 8940, 13410, 26820]

約数ペア:

[(1, 26820), (2, 13410), (3, 8940), (4, 6705), (5, 5364), (6, 4470), (9, 2980), (10, 2682), (12, 2235), (15, 1788), (18, 1490), (20, 1341), (30, 894), (36, 745), (45, 596), (60, 447), (90, 298), (149, 180)]