12502040

素因数分解:

$2^3\times 5^1\times {\mathrm{312551}}^1$

素因数の和:312562

約数の個数: 16

約数和(自身を含む): 28129680

約数和(自身を除く): 15627640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 312551, 625102, 1250204, 1562755, 2500408, 3125510, 6251020, 12502040]

約数ペア:

[(1, 12502040), (2, 6251020), (4, 3125510), (5, 2500408), (8, 1562755), (10, 1250204), (20, 625102), (40, 312551)]