12517640

素因数分解:

$2^3\times 5^1\times {\mathrm{312941}}^1$

素因数の和:312952

約数の個数: 16

約数和(自身を含む): 28164780

約数和(自身を除く): 15647140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 312941, 625882, 1251764, 1564705, 2503528, 3129410, 6258820, 12517640]

約数ペア:

[(1, 12517640), (2, 6258820), (4, 3129410), (5, 2503528), (8, 1564705), (10, 1251764), (20, 625882), (40, 312941)]