18183040

素因数分解:

$2^7\times 5^1\times {\mathrm{28411}}^1$

素因数の和:28430

約数の個数: 32

約数和(自身を含む): 43470360

約数和(自身を除く): 25287320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 28411, 56822, 113644, 142055, 227288, 284110, 454576, 568220, 909152, 1136440, 1818304, 2272880, 3636608, 4545760, 9091520, 18183040]

約数ペア:

[(1, 18183040), (2, 9091520), (4, 4545760), (5, 3636608), (8, 2272880), (10, 1818304), (16, 1136440), (20, 909152), (32, 568220), (40, 454576), (64, 284110), (80, 227288), (128, 142055), (160, 113644), (320, 56822), (640, 28411)]