27628720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1$

素因数の和:602

約数の個数: 80

約数和(自身を含む): 74280960

約数和(自身を除く): 46652240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 103, 112, 140, 206, 280, 412, 479, 515, 560, 721, 824, 958, 1030, 1442, 1648, 1916, 2060, 2395, 2884, 3353, 3605, 3832, 4120, 4790, 5768, 6706, 7210, 7664, 8240, 9580, 11536, 13412, 14420, 16765, 19160, 26824, 28840, 33530, 38320, 49337, 53648, 57680, 67060, 98674, 134120, 197348, 246685, 268240, 345359, 394696, 493370, 690718, 789392, 986740, 1381436, 1726795, 1973480, 2762872, 3453590, 3946960, 5525744, 6907180, 13814360, 27628720]

約数ペア:

[(1, 27628720), (2, 13814360), (4, 6907180), (5, 5525744), (7, 3946960), (8, 3453590), (10, 2762872), (14, 1973480), (16, 1726795), (20, 1381436), (28, 986740), (35, 789392), (40, 690718), (56, 493370), (70, 394696), (80, 345359), (103, 268240), (112, 246685), (140, 197348), (206, 134120), (280, 98674), (412, 67060), (479, 57680), (515, 53648), (560, 49337), (721, 38320), (824, 33530), (958, 28840), (1030, 26824), (1442, 19160), (1648, 16765), (1916, 14420), (2060, 13412), (2395, 11536), (2884, 9580), (3353, 8240), (3605, 7664), (3832, 7210), (4120, 6706), (4790, 5768)]