890241410

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{134681}}^1$

素因数の和:135349

約数の個数: 16

約数和(自身を含む): 1604870712

約数和(自身を除く): 714629302

約数列:

[1, 2, 5, 10, 661, 1322, 3305, 6610, 134681, 269362, 673405, 1346810, 89024141, 178048282, 445120705, 890241410]

約数ペア:

[(1, 890241410), (2, 445120705), (5, 178048282), (10, 89024141), (661, 1346810), (1322, 673405), (3305, 269362), (6610, 134681)]