128972410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{263209}}^1$

素因数の和:263230

約数の個数: 24

約数和(自身を含む): 270053460

約数和(自身を除く): 141081050

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 263209, 526418, 1316045, 1842463, 2632090, 3684926, 9212315, 12897241, 18424630, 25794482, 64486205, 128972410]

約数ペア:

[(1, 128972410), (2, 64486205), (5, 25794482), (7, 18424630), (10, 12897241), (14, 9212315), (35, 3684926), (49, 2632090), (70, 1842463), (98, 1316045), (245, 526418), (490, 263209)]