19406080

素因数分解:

$2^8\times 5^1\times {\mathrm{15161}}^1$

素因数の和:15182

約数の個数: 36

約数和(自身を含む): 46486692

約数和(自身を除く): 27080612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 15161, 30322, 60644, 75805, 121288, 151610, 242576, 303220, 485152, 606440, 970304, 1212880, 1940608, 2425760, 3881216, 4851520, 9703040, 19406080]

約数ペア:

[(1, 19406080), (2, 9703040), (4, 4851520), (5, 3881216), (8, 2425760), (10, 1940608), (16, 1212880), (20, 970304), (32, 606440), (40, 485152), (64, 303220), (80, 242576), (128, 151610), (160, 121288), (256, 75805), (320, 60644), (640, 30322), (1280, 15161)]