13129702940

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{5011337}}^1$

素因数の和:5011477

約数の個数: 24

約数和(自身を含む): 27782857872

約数和(自身を除く): 14653154932

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 5011337, 10022674, 20045348, 25056685, 50113370, 100226740, 656485147, 1312970294, 2625940588, 3282425735, 6564851470, 13129702940]

約数ペア:

[(1, 13129702940), (2, 6564851470), (4, 3282425735), (5, 2625940588), (10, 1312970294), (20, 656485147), (131, 100226740), (262, 50113370), (524, 25056685), (655, 20045348), (1310, 10022674), (2620, 5011337)]