13280940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73783}}^1$

素因数の和:73798

約数の個数: 36

約数和(自身を含む): 40286064

約数和(自身を除く): 27005124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 73783, 147566, 221349, 295132, 368915, 442698, 664047, 737830, 885396, 1106745, 1328094, 1475660, 2213490, 2656188, 3320235, 4426980, 6640470, 13280940]

約数ペア:

[(1, 13280940), (2, 6640470), (3, 4426980), (4, 3320235), (5, 2656188), (6, 2213490), (9, 1475660), (10, 1328094), (12, 1106745), (15, 885396), (18, 737830), (20, 664047), (30, 442698), (36, 368915), (45, 295132), (60, 221349), (90, 147566), (180, 73783)]