2688893560

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{216149}}^1$

素因数の和:216471

約数の個数: 32

約数和(自身を含む): 6069492000

約数和(自身を除く): 3380598440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 12440, 216149, 432298, 864596, 1080745, 1729192, 2161490, 4322980, 8645960, 67222339, 134444678, 268889356, 336111695, 537778712, 672223390, 1344446780, 2688893560]

約数ペア:

[(1, 2688893560), (2, 1344446780), (4, 672223390), (5, 537778712), (8, 336111695), (10, 268889356), (20, 134444678), (40, 67222339), (311, 8645960), (622, 4322980), (1244, 2161490), (1555, 1729192), (2488, 1080745), (3110, 864596), (6220, 432298), (12440, 216149)]