2906897140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20763551}}^1$

素因数の和:20763567

約数の個数: 24

約数和(自身を含む): 6976553472

約数和(自身を除く): 4069656332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 20763551, 41527102, 83054204, 103817755, 145344857, 207635510, 290689714, 415271020, 581379428, 726724285, 1453448570, 2906897140]

約数ペア:

[(1, 2906897140), (2, 1453448570), (4, 726724285), (5, 581379428), (7, 415271020), (10, 290689714), (14, 207635510), (20, 145344857), (28, 103817755), (35, 83054204), (70, 41527102), (140, 20763551)]