2146690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1$

素因数の和:371

約数の個数: 48

約数和(自身を含む): 4855032

約数和(自身を除く): 2708342

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 337, 455, 490, 637, 674, 910, 1274, 1685, 2359, 3185, 3370, 4381, 4718, 6370, 8762, 11795, 16513, 21905, 23590, 30667, 33026, 43810, 61334, 82565, 153335, 165130, 214669, 306670, 429338, 1073345, 2146690]

約数ペア:

[(1, 2146690), (2, 1073345), (5, 429338), (7, 306670), (10, 214669), (13, 165130), (14, 153335), (26, 82565), (35, 61334), (49, 43810), (65, 33026), (70, 30667), (91, 23590), (98, 21905), (130, 16513), (182, 11795), (245, 8762), (337, 6370), (455, 4718), (490, 4381), (637, 3370), (674, 3185), (910, 2359), (1274, 1685)]