8872870

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12497}}^1$

素因数の和:12575

約数の個数: 16

約数和(自身を含む): 16197408

約数和(自身を除く): 7324538

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 12497, 24994, 62485, 124970, 887287, 1774574, 4436435, 8872870]

約数ペア:

[(1, 8872870), (2, 4436435), (5, 1774574), (10, 887287), (71, 124970), (142, 62485), (355, 24994), (710, 12497)]