2176880

素因数分解:

$2^4\times 5^1\times {\mathrm{27211}}^1$

素因数の和:27224

約数の個数: 20

約数和(自身を含む): 5061432

約数和(自身を除く): 2884552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27211, 54422, 108844, 136055, 217688, 272110, 435376, 544220, 1088440, 2176880]

約数ペア:

[(1, 2176880), (2, 1088440), (4, 544220), (5, 435376), (8, 272110), (10, 217688), (16, 136055), (20, 108844), (40, 54422), (80, 27211)]