2019080084

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{2003}}^1$

素因数の和:2197

約数の個数: 72

約数和(自身を含む): 4253850720

約数和(自身を除く): 2234770636

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 139, 148, 196, 259, 278, 518, 556, 973, 1036, 1813, 1946, 2003, 3626, 3892, 4006, 5143, 6811, 7252, 8012, 10286, 13622, 14021, 20572, 27244, 28042, 36001, 56084, 72002, 74111, 98147, 144004, 148222, 196294, 252007, 278417, 296444, 392588, 504014, 518777, 556834, 1008028, 1037554, 1113668, 1948919, 2075108, 3631439, 3897838, 7262878, 7795676, 10301429, 13642433, 14525756, 20602858, 27284866, 41205716, 54569732, 72110003, 144220006, 288440012, 504770021, 1009540042, 2019080084]

約数ペア:

[(1, 2019080084), (2, 1009540042), (4, 504770021), (7, 288440012), (14, 144220006), (28, 72110003), (37, 54569732), (49, 41205716), (74, 27284866), (98, 20602858), (139, 14525756), (148, 13642433), (196, 10301429), (259, 7795676), (278, 7262878), (518, 3897838), (556, 3631439), (973, 2075108), (1036, 1948919), (1813, 1113668), (1946, 1037554), (2003, 1008028), (3626, 556834), (3892, 518777), (4006, 504014), (5143, 392588), (6811, 296444), (7252, 278417), (8012, 252007), (10286, 196294), (13622, 148222), (14021, 144004), (20572, 98147), (27244, 74111), (28042, 72002), (36001, 56084)]