16561720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59149}}^1$

素因数の和:59167

約数の個数: 32

約数和(自身を含む): 42588000

約数和(自身を除く): 26026280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 59149, 118298, 236596, 295745, 414043, 473192, 591490, 828086, 1182980, 1656172, 2070215, 2365960, 3312344, 4140430, 8280860, 16561720]

約数ペア:

[(1, 16561720), (2, 8280860), (4, 4140430), (5, 3312344), (7, 2365960), (8, 2070215), (10, 1656172), (14, 1182980), (20, 828086), (28, 591490), (35, 473192), (40, 414043), (56, 295745), (70, 236596), (140, 118298), (280, 59149)]