1880456320

素因数分解:

$2^7\times 5^1\times {\mathrm{2938213}}^1$

素因数の和:2938232

約数の個数: 32

約数和(自身を含む): 4495467420

約数和(自身を除く): 2615011100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2938213, 5876426, 11752852, 14691065, 23505704, 29382130, 47011408, 58764260, 94022816, 117528520, 188045632, 235057040, 376091264, 470114080, 940228160, 1880456320]

約数ペア:

[(1, 1880456320), (2, 940228160), (4, 470114080), (5, 376091264), (8, 235057040), (10, 188045632), (16, 117528520), (20, 94022816), (32, 58764260), (40, 47011408), (64, 29382130), (80, 23505704), (128, 14691065), (160, 11752852), (320, 5876426), (640, 2938213)]