2188640

素因数分解:

$2^5\times 5^1\times {\mathrm{13679}}^1$

素因数の和:13694

約数の個数: 24

約数和(自身を含む): 5171040

約数和(自身を除く): 2982400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 13679, 27358, 54716, 68395, 109432, 136790, 218864, 273580, 437728, 547160, 1094320, 2188640]

約数ペア:

[(1, 2188640), (2, 1094320), (4, 547160), (5, 437728), (8, 273580), (10, 218864), (16, 136790), (20, 109432), (32, 68395), (40, 54716), (80, 27358), (160, 13679)]