12860480

素因数分解:

$2^6\times 5^1\times {\mathrm{40189}}^1$

素因数の和:40206

約数の個数: 28

約数和(自身を含む): 30624780

約数和(自身を除く): 17764300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 40189, 80378, 160756, 200945, 321512, 401890, 643024, 803780, 1286048, 1607560, 2572096, 3215120, 6430240, 12860480]

約数ペア:

[(1, 12860480), (2, 6430240), (4, 3215120), (5, 2572096), (8, 1607560), (10, 1286048), (16, 803780), (20, 643024), (32, 401890), (40, 321512), (64, 200945), (80, 160756), (160, 80378), (320, 40189)]