12927520

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1879}}^1$

素因数の和:1937

約数の個数: 48

約数和(自身を含む): 31268160

約数和(自身を除く): 18340640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 1879, 3440, 3758, 6880, 7516, 9395, 15032, 18790, 30064, 37580, 60128, 75160, 80797, 150320, 161594, 300640, 323188, 403985, 646376, 807970, 1292752, 1615940, 2585504, 3231880, 6463760, 12927520]

約数ペア:

[(1, 12927520), (2, 6463760), (4, 3231880), (5, 2585504), (8, 1615940), (10, 1292752), (16, 807970), (20, 646376), (32, 403985), (40, 323188), (43, 300640), (80, 161594), (86, 150320), (160, 80797), (172, 75160), (215, 60128), (344, 37580), (430, 30064), (688, 18790), (860, 15032), (1376, 9395), (1720, 7516), (1879, 6880), (3440, 3758)]