57190220

素因数分解:

$2^2\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{2621}}^1$

素因数の和:3721

約数の個数: 24

約数和(自身を含む): 120255408

約数和(自身を除く): 63065188

約数列:

[1, 2, 4, 5, 10, 20, 1091, 2182, 2621, 4364, 5242, 5455, 10484, 10910, 13105, 21820, 26210, 52420, 2859511, 5719022, 11438044, 14297555, 28595110, 57190220]

約数ペア:

[(1, 57190220), (2, 28595110), (4, 14297555), (5, 11438044), (10, 5719022), (20, 2859511), (1091, 52420), (2182, 26210), (2621, 21820), (4364, 13105), (5242, 10910), (5455, 10484)]