20542710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{684757}}^1$

素因数の和:684767

約数の個数: 16

約数和(自身を含む): 49302576

約数和(自身を除く): 28759866

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 684757, 1369514, 2054271, 3423785, 4108542, 6847570, 10271355, 20542710]

約数ペア:

[(1, 20542710), (2, 10271355), (3, 6847570), (5, 4108542), (6, 3423785), (10, 2054271), (15, 1369514), (30, 684757)]