2157080

素因数分解:

$2^3\times 5^1\times {\mathrm{53927}}^1$

素因数の和:53938

約数の個数: 16

約数和(自身を含む): 4853520

約数和(自身を除く): 2696440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53927, 107854, 215708, 269635, 431416, 539270, 1078540, 2157080]

約数ペア:

[(1, 2157080), (2, 1078540), (4, 539270), (5, 431416), (8, 269635), (10, 215708), (20, 107854), (40, 53927)]