123520

素因数分解:

$2^7\times 5^1\times {\mathrm{193}}^1$

素因数の和:212

約数の個数: 32

約数和(自身を含む): 296820

約数和(自身を除く): 173300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 193, 320, 386, 640, 772, 965, 1544, 1930, 3088, 3860, 6176, 7720, 12352, 15440, 24704, 30880, 61760, 123520]

約数ペア:

[(1, 123520), (2, 61760), (4, 30880), (5, 24704), (8, 15440), (10, 12352), (16, 7720), (20, 6176), (32, 3860), (40, 3088), (64, 1930), (80, 1544), (128, 965), (160, 772), (193, 640), (320, 386)]