42164180

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{1901}}^1$

素因数の和:3019

約数の個数: 24

約数和(自身を含む): 88671240

約数和(自身を除く): 46507060

約数列:

[1, 2, 4, 5, 10, 20, 1109, 1901, 2218, 3802, 4436, 5545, 7604, 9505, 11090, 19010, 22180, 38020, 2108209, 4216418, 8432836, 10541045, 21082090, 42164180]

約数ペア:

[(1, 42164180), (2, 21082090), (4, 10541045), (5, 8432836), (10, 4216418), (20, 2108209), (1109, 38020), (1901, 22180), (2218, 19010), (3802, 11090), (4436, 9505), (5545, 7604)]