3917770

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{977}}^1$

素因数の和:1385

約数の個数: 16

約数和(自身を含む): 7076808

約数和(自身を除く): 3159038

約数列:

[1, 2, 5, 10, 401, 802, 977, 1954, 2005, 4010, 4885, 9770, 391777, 783554, 1958885, 3917770]

約数ペア:

[(1, 3917770), (2, 1958885), (5, 783554), (10, 391777), (401, 9770), (802, 4885), (977, 4010), (1954, 2005)]