8424320

素因数分解:

$2^7\times 5^1\times {\mathrm{13163}}^1$

素因数の和:13182

約数の個数: 32

約数和(自身を含む): 20140920

約数和(自身を除く): 11716600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 13163, 26326, 52652, 65815, 105304, 131630, 210608, 263260, 421216, 526520, 842432, 1053040, 1684864, 2106080, 4212160, 8424320]

約数ペア:

[(1, 8424320), (2, 4212160), (4, 2106080), (5, 1684864), (8, 1053040), (10, 842432), (16, 526520), (20, 421216), (32, 263260), (40, 210608), (64, 131630), (80, 105304), (128, 65815), (160, 52652), (320, 26326), (640, 13163)]