40551040

素因数分解:

$2^7\times 5^1\times {\mathrm{63361}}^1$

素因数の和:63380

約数の個数: 32

約数和(自身を含む): 96943860

約数和(自身を除く): 56392820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 63361, 126722, 253444, 316805, 506888, 633610, 1013776, 1267220, 2027552, 2534440, 4055104, 5068880, 8110208, 10137760, 20275520, 40551040]

約数ペア:

[(1, 40551040), (2, 20275520), (4, 10137760), (5, 8110208), (8, 5068880), (10, 4055104), (16, 2534440), (20, 2027552), (32, 1267220), (40, 1013776), (64, 633610), (80, 506888), (128, 316805), (160, 253444), (320, 126722), (640, 63361)]