42166220

素因数分解:

$2^2\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{2069}}^1$

素因数の和:3097

約数の個数: 24

約数和(自身を含む): 88678800

約数和(自身を除く): 46512580

約数列:

[1, 2, 4, 5, 10, 20, 1019, 2038, 2069, 4076, 4138, 5095, 8276, 10190, 10345, 20380, 20690, 41380, 2108311, 4216622, 8433244, 10541555, 21083110, 42166220]

約数ペア:

[(1, 42166220), (2, 21083110), (4, 10541555), (5, 8433244), (10, 4216622), (20, 2108311), (1019, 41380), (2038, 20690), (2069, 20380), (4076, 10345), (4138, 10190), (5095, 8276)]