5263940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 12265344

約数和(自身を除く): 7001404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 337, 355, 674, 710, 781, 1348, 1420, 1562, 1685, 3124, 3370, 3707, 3905, 6740, 7414, 7810, 14828, 15620, 18535, 23927, 37070, 47854, 74140, 95708, 119635, 239270, 263197, 478540, 526394, 1052788, 1315985, 2631970, 5263940]

約数ペア:

[(1, 5263940), (2, 2631970), (4, 1315985), (5, 1052788), (10, 526394), (11, 478540), (20, 263197), (22, 239270), (44, 119635), (55, 95708), (71, 74140), (110, 47854), (142, 37070), (220, 23927), (284, 18535), (337, 15620), (355, 14828), (674, 7810), (710, 7414), (781, 6740), (1348, 3905), (1420, 3707), (1562, 3370), (1685, 3124)]