11985520

素因数分解:

$2^4\times 5^1\times {\mathrm{233}}^1\times {\mathrm{643}}^1$

素因数の和:889

約数の個数: 40

約数和(自身を含む): 28029456

約数和(自身を除く): 16043936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 233, 466, 643, 932, 1165, 1286, 1864, 2330, 2572, 3215, 3728, 4660, 5144, 6430, 9320, 10288, 12860, 18640, 25720, 51440, 149819, 299638, 599276, 749095, 1198552, 1498190, 2397104, 2996380, 5992760, 11985520]

約数ペア:

[(1, 11985520), (2, 5992760), (4, 2996380), (5, 2397104), (8, 1498190), (10, 1198552), (16, 749095), (20, 599276), (40, 299638), (80, 149819), (233, 51440), (466, 25720), (643, 18640), (932, 12860), (1165, 10288), (1286, 9320), (1864, 6430), (2330, 5144), (2572, 4660), (3215, 3728)]