12989410

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{541}}^1$

素因数の和:576

約数の個数: 40

約数和(自身を含む): 27326556

約数和(自身を除く): 14337146

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 541, 686, 1082, 1715, 2401, 2705, 3430, 3787, 4802, 5410, 7574, 12005, 18935, 24010, 26509, 37870, 53018, 132545, 185563, 265090, 371126, 927815, 1298941, 1855630, 2597882, 6494705, 12989410]

約数ペア:

[(1, 12989410), (2, 6494705), (5, 2597882), (7, 1855630), (10, 1298941), (14, 927815), (35, 371126), (49, 265090), (70, 185563), (98, 132545), (245, 53018), (343, 37870), (490, 26509), (541, 24010), (686, 18935), (1082, 12005), (1715, 7574), (2401, 5410), (2705, 4802), (3430, 3787)]