12697580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{90697}}^1$

素因数の和:90713

約数の個数: 24

約数和(自身を含む): 30474528

約数和(自身を除く): 17776948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 90697, 181394, 362788, 453485, 634879, 906970, 1269758, 1813940, 2539516, 3174395, 6348790, 12697580]

約数ペア:

[(1, 12697580), (2, 6348790), (4, 3174395), (5, 2539516), (7, 1813940), (10, 1269758), (14, 906970), (20, 634879), (28, 453485), (35, 362788), (70, 181394), (140, 90697)]