309260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^2$

素因数の和:110

約数の個数: 36

約数和(自身を含む): 758352

約数和(自身を除く): 449092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 2209, 3290, 4418, 6580, 8836, 11045, 15463, 22090, 30926, 44180, 61852, 77315, 154630, 309260]

約数ペア:

[(1, 309260), (2, 154630), (4, 77315), (5, 61852), (7, 44180), (10, 30926), (14, 22090), (20, 15463), (28, 11045), (35, 8836), (47, 6580), (70, 4418), (94, 3290), (140, 2209), (188, 1645), (235, 1316), (329, 940), (470, 658)]