20029161770

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28210087}}^1$

素因数の和:28210165

約数の個数: 16

約数和(自身を含む): 36560274048

約数和(自身を除く): 16531112278

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 28210087, 56420174, 141050435, 282100870, 2002916177, 4005832354, 10014580885, 20029161770]

約数ペア:

[(1, 20029161770), (2, 10014580885), (5, 4005832354), (10, 2002916177), (71, 282100870), (142, 141050435), (355, 56420174), (710, 28210087)]