2019940220

素因数分解:

$2^2\times 5^1\times {\mathrm{11171}}^1\times {\mathrm{9041}}^1$

素因数の和:20221

約数の個数: 24

約数和(自身を含む): 4242723408

約数和(自身を除く): 2222783188

約数列:

[1, 2, 4, 5, 10, 20, 9041, 11171, 18082, 22342, 36164, 44684, 45205, 55855, 90410, 111710, 180820, 223420, 100997011, 201994022, 403988044, 504985055, 1009970110, 2019940220]

約数ペア:

[(1, 2019940220), (2, 1009970110), (4, 504985055), (5, 403988044), (10, 201994022), (20, 100997011), (9041, 223420), (11171, 180820), (18082, 111710), (22342, 90410), (36164, 55855), (44684, 45205)]