2009188840

素因数分解:

$2^3\times 5^1\times {\mathrm{50229721}}^1$

素因数の和:50229732

約数の個数: 16

約数和(自身を含む): 4520674980

約数和(自身を除く): 2511486140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50229721, 100459442, 200918884, 251148605, 401837768, 502297210, 1004594420, 2009188840]

約数ペア:

[(1, 2009188840), (2, 1004594420), (4, 502297210), (5, 401837768), (8, 251148605), (10, 200918884), (20, 100459442), (40, 50229721)]