5201920

素因数分解:

$2^{13}\times 5^1\times {\mathrm{127}}^1$

素因数の和:158

約数の個数: 56

約数和(自身を含む): 12582144

約数和(自身を除く): 7380224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 512, 635, 640, 1016, 1024, 1270, 1280, 2032, 2048, 2540, 2560, 4064, 4096, 5080, 5120, 8128, 8192, 10160, 10240, 16256, 20320, 20480, 32512, 40640, 40960, 65024, 81280, 130048, 162560, 260096, 325120, 520192, 650240, 1040384, 1300480, 2600960, 5201920]

約数ペア:

[(1, 5201920), (2, 2600960), (4, 1300480), (5, 1040384), (8, 650240), (10, 520192), (16, 325120), (20, 260096), (32, 162560), (40, 130048), (64, 81280), (80, 65024), (127, 40960), (128, 40640), (160, 32512), (254, 20480), (256, 20320), (320, 16256), (508, 10240), (512, 10160), (635, 8192), (640, 8128), (1016, 5120), (1024, 5080), (1270, 4096), (1280, 4064), (2032, 2560), (2048, 2540)]