2190202880

素因数分解:

$2^{11}\times 5^1\times {\mathrm{213887}}^1$

素因数の和:213914

約数の個数: 48

約数和(自身を含む): 5255228160

約数和(自身を除く): 3065025280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 213887, 427774, 855548, 1069435, 1711096, 2138870, 3422192, 4277740, 6844384, 8555480, 13688768, 17110960, 27377536, 34221920, 54755072, 68443840, 109510144, 136887680, 219020288, 273775360, 438040576, 547550720, 1095101440, 2190202880]

約数ペア:

[(1, 2190202880), (2, 1095101440), (4, 547550720), (5, 438040576), (8, 273775360), (10, 219020288), (16, 136887680), (20, 109510144), (32, 68443840), (40, 54755072), (64, 34221920), (80, 27377536), (128, 17110960), (160, 13688768), (256, 8555480), (320, 6844384), (512, 4277740), (640, 3422192), (1024, 2138870), (1280, 1711096), (2048, 1069435), (2560, 855548), (5120, 427774), (10240, 213887)]