2169410

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{541}}^1$

素因数の和:949

約数の個数: 16

約数和(自身を含む): 3921912

約数和(自身を除く): 1752502

約数列:

[1, 2, 5, 10, 401, 541, 802, 1082, 2005, 2705, 4010, 5410, 216941, 433882, 1084705, 2169410]

約数ペア:

[(1, 2169410), (2, 1084705), (5, 433882), (10, 216941), (401, 5410), (541, 4010), (802, 2705), (1082, 2005)]