2188880

素因数分解:

$2^4\times 5^1\times {\mathrm{27361}}^1$

素因数の和:27374

約数の個数: 20

約数和(自身を含む): 5089332

約数和(自身を除く): 2900452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27361, 54722, 109444, 136805, 218888, 273610, 437776, 547220, 1094440, 2188880]

約数ペア:

[(1, 2188880), (2, 1094440), (4, 547220), (5, 437776), (8, 273610), (10, 218888), (16, 136805), (20, 109444), (40, 54722), (80, 27361)]