12484880

素因数分解:

$2^4\times 5^1\times {\mathrm{156061}}^1$

素因数の和:156074

約数の個数: 20

約数和(自身を含む): 29027532

約数和(自身を除く): 16542652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 156061, 312122, 624244, 780305, 1248488, 1560610, 2496976, 3121220, 6242440, 12484880]

約数ペア:

[(1, 12484880), (2, 6242440), (4, 3121220), (5, 2496976), (8, 1560610), (10, 1248488), (16, 780305), (20, 624244), (40, 312122), (80, 156061)]