202118870

素因数分解:

$2^1\times 5^1\times {\mathrm{2887}}^1\times {\mathrm{7001}}^1$

素因数の和:9895

約数の個数: 16

約数和(自身を含む): 363991968

約数和(自身を除く): 161873098

約数列:

[1, 2, 5, 10, 2887, 5774, 7001, 14002, 14435, 28870, 35005, 70010, 20211887, 40423774, 101059435, 202118870]

約数ペア:

[(1, 202118870), (2, 101059435), (5, 40423774), (10, 20211887), (2887, 70010), (5774, 35005), (7001, 28870), (14002, 14435)]