12081920

素因数分解:

$2^8\times 5^1\times {\mathrm{9439}}^1$

素因数の和:9460

約数の個数: 36

約数和(自身を含む): 28943040

約数和(自身を除く): 16861120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 9439, 18878, 37756, 47195, 75512, 94390, 151024, 188780, 302048, 377560, 604096, 755120, 1208192, 1510240, 2416384, 3020480, 6040960, 12081920]

約数ペア:

[(1, 12081920), (2, 6040960), (4, 3020480), (5, 2416384), (8, 1510240), (10, 1208192), (16, 755120), (20, 604096), (32, 377560), (40, 302048), (64, 188780), (80, 151024), (128, 94390), (160, 75512), (256, 47195), (320, 37756), (640, 18878), (1280, 9439)]