12504040

素因数分解:

$2^3\times 5^1\times {\mathrm{312601}}^1$

素因数の和:312612

約数の個数: 16

約数和(自身を含む): 28134180

約数和(自身を除く): 15630140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 312601, 625202, 1250404, 1563005, 2500808, 3126010, 6252020, 12504040]

約数ペア:

[(1, 12504040), (2, 6252020), (4, 3126010), (5, 2500808), (8, 1563005), (10, 1250404), (20, 625202), (40, 312601)]