2148880

素因数分解:

$2^4\times 5^1\times {\mathrm{26861}}^1$

素因数の和:26874

約数の個数: 20

約数和(自身を含む): 4996332

約数和(自身を除く): 2847452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26861, 53722, 107444, 134305, 214888, 268610, 429776, 537220, 1074440, 2148880]

約数ペア:

[(1, 2148880), (2, 1074440), (4, 537220), (5, 429776), (8, 268610), (10, 214888), (16, 134305), (20, 107444), (40, 53722), (80, 26861)]