13728620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8689}}^1$

素因数の和:8777

約数の個数: 24

約数和(自身を含む): 29198400

約数和(自身を除く): 15469780

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 8689, 17378, 34756, 43445, 86890, 173780, 686431, 1372862, 2745724, 3432155, 6864310, 13728620]

約数ペア:

[(1, 13728620), (2, 6864310), (4, 3432155), (5, 2745724), (10, 1372862), (20, 686431), (79, 173780), (158, 86890), (316, 43445), (395, 34756), (790, 17378), (1580, 8689)]