5198892680

素因数分解:

$2^3\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{128813}}^1$

素因数の和:129833

約数の個数: 32

約数和(自身を含む): 11709192600

約数和(自身を除く): 6510299920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1009, 2018, 4036, 5045, 8072, 10090, 20180, 40360, 128813, 257626, 515252, 644065, 1030504, 1288130, 2576260, 5152520, 129972317, 259944634, 519889268, 649861585, 1039778536, 1299723170, 2599446340, 5198892680]

約数ペア:

[(1, 5198892680), (2, 2599446340), (4, 1299723170), (5, 1039778536), (8, 649861585), (10, 519889268), (20, 259944634), (40, 129972317), (1009, 5152520), (2018, 2576260), (4036, 1288130), (5045, 1030504), (8072, 644065), (10090, 515252), (20180, 257626), (40360, 128813)]