26964784

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:578

約数の個数: 80

約数和(自身を含む): 66781440

約数和(自身を除く): 39816656

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 43, 44, 56, 77, 86, 88, 112, 154, 172, 176, 301, 308, 344, 473, 509, 602, 616, 688, 946, 1018, 1204, 1232, 1892, 2036, 2408, 3311, 3563, 3784, 4072, 4816, 5599, 6622, 7126, 7568, 8144, 11198, 13244, 14252, 21887, 22396, 26488, 28504, 39193, 43774, 44792, 52976, 57008, 78386, 87548, 89584, 153209, 156772, 175096, 240757, 306418, 313544, 350192, 481514, 612836, 627088, 963028, 1225672, 1685299, 1926056, 2451344, 3370598, 3852112, 6741196, 13482392, 26964784]

約数ペア:

[(1, 26964784), (2, 13482392), (4, 6741196), (7, 3852112), (8, 3370598), (11, 2451344), (14, 1926056), (16, 1685299), (22, 1225672), (28, 963028), (43, 627088), (44, 612836), (56, 481514), (77, 350192), (86, 313544), (88, 306418), (112, 240757), (154, 175096), (172, 156772), (176, 153209), (301, 89584), (308, 87548), (344, 78386), (473, 57008), (509, 52976), (602, 44792), (616, 43774), (688, 39193), (946, 28504), (1018, 26488), (1204, 22396), (1232, 21887), (1892, 14252), (2036, 13244), (2408, 11198), (3311, 8144), (3563, 7568), (3784, 7126), (4072, 6622), (4816, 5599)]