16580540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43633}}^1$

素因数の和:43661

約数の個数: 24

約数和(自身を含む): 36652560

約数和(自身を除く): 20072020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 43633, 87266, 174532, 218165, 436330, 829027, 872660, 1658054, 3316108, 4145135, 8290270, 16580540]

約数ペア:

[(1, 16580540), (2, 8290270), (4, 4145135), (5, 3316108), (10, 1658054), (19, 872660), (20, 829027), (38, 436330), (76, 218165), (95, 174532), (190, 87266), (380, 43633)]