8870296780

素因数分解:

$2^2\times 5^1\times {\mathrm{6761}}^1\times {\mathrm{65599}}^1$

素因数の和:72369

約数の個数: 24

約数和(自身を含む): 18630662400

約数和(自身を除く): 9760365620

約数列:

[1, 2, 4, 5, 10, 20, 6761, 13522, 27044, 33805, 65599, 67610, 131198, 135220, 262396, 327995, 655990, 1311980, 443514839, 887029678, 1774059356, 2217574195, 4435148390, 8870296780]

約数ペア:

[(1, 8870296780), (2, 4435148390), (4, 2217574195), (5, 1774059356), (10, 887029678), (20, 443514839), (6761, 1311980), (13522, 655990), (27044, 327995), (33805, 262396), (65599, 135220), (67610, 131198)]