20201472100

素因数分解:

$2^2\times 5^2\times {\mathrm{202014721}}^1$

素因数の和:202014735

約数の個数: 18

約数和(自身を含む): 43837194674

約数和(自身を除く): 23635722574

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 202014721, 404029442, 808058884, 1010073605, 2020147210, 4040294420, 5050368025, 10100736050, 20201472100]

約数ペア:

[(1, 20201472100), (2, 10100736050), (4, 5050368025), (5, 4040294420), (10, 2020147210), (20, 1010073605), (25, 808058884), (50, 404029442), (100, 202014721)]