12539870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{499}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 25920000

約数和(自身を除く): 13380130

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 359, 499, 718, 998, 1795, 2495, 2513, 3493, 3590, 4990, 5026, 6986, 12565, 17465, 25130, 34930, 179141, 358282, 895705, 1253987, 1791410, 2507974, 6269935, 12539870]

約数ペア:

[(1, 12539870), (2, 6269935), (5, 2507974), (7, 1791410), (10, 1253987), (14, 895705), (35, 358282), (70, 179141), (359, 34930), (499, 25130), (718, 17465), (998, 12565), (1795, 6986), (2495, 5026), (2513, 4990), (3493, 3590)]