1230400

素因数分解:

$2^6\times 5^2\times {\mathrm{769}}^1$

素因数の和:791

約数の個数: 42

約数和(自身を含む): 3031490

約数和(自身を除く): 1801090

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 769, 800, 1538, 1600, 3076, 3845, 6152, 7690, 12304, 15380, 19225, 24608, 30760, 38450, 49216, 61520, 76900, 123040, 153800, 246080, 307600, 615200, 1230400]

約数ペア:

[(1, 1230400), (2, 615200), (4, 307600), (5, 246080), (8, 153800), (10, 123040), (16, 76900), (20, 61520), (25, 49216), (32, 38450), (40, 30760), (50, 24608), (64, 19225), (80, 15380), (100, 12304), (160, 7690), (200, 6152), (320, 3845), (400, 3076), (769, 1600), (800, 1538)]