2912253140

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1111547}}^1$

素因数の和:1111687

約数の個数: 24

約数和(自身を含む): 6162422112

約数和(自身を除く): 3250168972

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 1111547, 2223094, 4446188, 5557735, 11115470, 22230940, 145612657, 291225314, 582450628, 728063285, 1456126570, 2912253140]

約数ペア:

[(1, 2912253140), (2, 1456126570), (4, 728063285), (5, 582450628), (10, 291225314), (20, 145612657), (131, 22230940), (262, 11115470), (524, 5557735), (655, 4446188), (1310, 2223094), (2620, 1111547)]