1738175020

素因数分解:

$2^2\times 5^1\times {\mathrm{1993}}^1\times {\mathrm{43607}}^1$

素因数の和:45609

約数の個数: 24

約数和(自身を含む): 3652082784

約数和(自身を除く): 1913907764

約数列:

[1, 2, 4, 5, 10, 20, 1993, 3986, 7972, 9965, 19930, 39860, 43607, 87214, 174428, 218035, 436070, 872140, 86908751, 173817502, 347635004, 434543755, 869087510, 1738175020]

約数ペア:

[(1, 1738175020), (2, 869087510), (4, 434543755), (5, 347635004), (10, 173817502), (20, 86908751), (1993, 872140), (3986, 436070), (7972, 218035), (9965, 174428), (19930, 87214), (39860, 43607)]