74240456

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{66763}}^1$

素因数の和:66908

約数の個数: 16

約数和(自身を含む): 140204400

約数和(自身を除く): 65963944

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 66763, 133526, 267052, 534104, 9280057, 18560114, 37120228, 74240456]

約数ペア:

[(1, 74240456), (2, 37120228), (4, 18560114), (8, 9280057), (139, 534104), (278, 267052), (556, 133526), (1112, 66763)]