13143760

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{479}}^1$

素因数の和:513

約数の個数: 80

約数和(自身を含む): 35712000

約数和(自身を除く): 22568240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 479, 490, 560, 686, 784, 958, 980, 1372, 1715, 1916, 1960, 2395, 2744, 3353, 3430, 3832, 3920, 4790, 5488, 6706, 6860, 7664, 9580, 13412, 13720, 16765, 19160, 23471, 26824, 27440, 33530, 38320, 46942, 53648, 67060, 93884, 117355, 134120, 164297, 187768, 234710, 268240, 328594, 375536, 469420, 657188, 821485, 938840, 1314376, 1642970, 1877680, 2628752, 3285940, 6571880, 13143760]

約数ペア:

[(1, 13143760), (2, 6571880), (4, 3285940), (5, 2628752), (7, 1877680), (8, 1642970), (10, 1314376), (14, 938840), (16, 821485), (20, 657188), (28, 469420), (35, 375536), (40, 328594), (49, 268240), (56, 234710), (70, 187768), (80, 164297), (98, 134120), (112, 117355), (140, 93884), (196, 67060), (245, 53648), (280, 46942), (343, 38320), (392, 33530), (479, 27440), (490, 26824), (560, 23471), (686, 19160), (784, 16765), (958, 13720), (980, 13412), (1372, 9580), (1715, 7664), (1916, 6860), (1960, 6706), (2395, 5488), (2744, 4790), (3353, 3920), (3430, 3832)]