8949680

素因数分解:

$2^4\times 5^1\times {\mathrm{111871}}^1$

素因数の和:111884

約数の個数: 20

約数和(自身を含む): 20808192

約数和(自身を除く): 11858512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 111871, 223742, 447484, 559355, 894968, 1118710, 1789936, 2237420, 4474840, 8949680]

約数ペア:

[(1, 8949680), (2, 4474840), (4, 2237420), (5, 1789936), (8, 1118710), (10, 894968), (16, 559355), (20, 447484), (40, 223742), (80, 111871)]