20123585570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1283}}^1\times {\mathrm{142589}}^1$

素因数の和:143890

約数の個数: 32

約数和(自身を含む): 39546480960

約数和(自身を除く): 19422895390

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1283, 2566, 6415, 12830, 14113, 28226, 70565, 141130, 142589, 285178, 712945, 1425890, 1568479, 3136958, 7842395, 15684790, 182941687, 365883374, 914708435, 1829416870, 2012358557, 4024717114, 10061792785, 20123585570]

約数ペア:

[(1, 20123585570), (2, 10061792785), (5, 4024717114), (10, 2012358557), (11, 1829416870), (22, 914708435), (55, 365883374), (110, 182941687), (1283, 15684790), (2566, 7842395), (6415, 3136958), (12830, 1568479), (14113, 1425890), (28226, 712945), (70565, 285178), (141130, 142589)]