20709010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{295843}}^1$

素因数の和:295857

約数の個数: 16

約数和(自身を含む): 42601536

約数和(自身を除く): 21892526

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 295843, 591686, 1479215, 2070901, 2958430, 4141802, 10354505, 20709010]

約数ペア:

[(1, 20709010), (2, 10354505), (5, 4141802), (7, 2958430), (10, 2070901), (14, 1479215), (35, 591686), (70, 295843)]