11640320

素因数分解:

$2^9\times 5^1\times {\mathrm{4547}}^1$

素因数の和:4570

約数の個数: 40

約数和(自身を含む): 27915624

約数和(自身を除く): 16275304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 4547, 9094, 18188, 22735, 36376, 45470, 72752, 90940, 145504, 181880, 291008, 363760, 582016, 727520, 1164032, 1455040, 2328064, 2910080, 5820160, 11640320]

約数ペア:

[(1, 11640320), (2, 5820160), (4, 2910080), (5, 2328064), (8, 1455040), (10, 1164032), (16, 727520), (20, 582016), (32, 363760), (40, 291008), (64, 181880), (80, 145504), (128, 90940), (160, 72752), (256, 45470), (320, 36376), (512, 22735), (640, 18188), (1280, 9094), (2560, 4547)]