27878940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{154883}}^1$

素因数の和:154898

約数の個数: 36

約数和(自身を含む): 84566664

約数和(自身を除く): 56687724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 154883, 309766, 464649, 619532, 774415, 929298, 1393947, 1548830, 1858596, 2323245, 2787894, 3097660, 4646490, 5575788, 6969735, 9292980, 13939470, 27878940]

約数ペア:

[(1, 27878940), (2, 13939470), (3, 9292980), (4, 6969735), (5, 5575788), (6, 4646490), (9, 3097660), (10, 2787894), (12, 2323245), (15, 1858596), (18, 1548830), (20, 1393947), (30, 929298), (36, 774415), (45, 619532), (60, 464649), (90, 309766), (180, 154883)]