39403180

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{2029}}^1$

素因数の和:3009

約数の個数: 24

約数和(自身を含む): 82872720

約数和(自身を除く): 43469540

約数列:

[1, 2, 4, 5, 10, 20, 971, 1942, 2029, 3884, 4058, 4855, 8116, 9710, 10145, 19420, 20290, 40580, 1970159, 3940318, 7880636, 9850795, 19701590, 39403180]

約数ペア:

[(1, 39403180), (2, 19701590), (4, 9850795), (5, 7880636), (10, 3940318), (20, 1970159), (971, 40580), (1942, 20290), (2029, 19420), (3884, 10145), (4058, 9710), (4855, 8116)]