20162059760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{457397}}^1$

素因数の和:457458

約数の個数: 80

約数和(自身を含む): 51045616800

約数和(自身を除く): 30883557040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 290, 304, 380, 464, 551, 580, 760, 1102, 1160, 1520, 2204, 2320, 2755, 4408, 5510, 8816, 11020, 22040, 44080, 457397, 914794, 1829588, 2286985, 3659176, 4573970, 7318352, 8690543, 9147940, 13264513, 17381086, 18295880, 26529026, 34762172, 36591760, 43452715, 53058052, 66322565, 69524344, 86905430, 106116104, 132645130, 139048688, 173810860, 212232208, 252025747, 265290260, 347621720, 504051494, 530580520, 695243440, 1008102988, 1061161040, 1260128735, 2016205976, 2520257470, 4032411952, 5040514940, 10081029880, 20162059760]

約数ペア:

[(1, 20162059760), (2, 10081029880), (4, 5040514940), (5, 4032411952), (8, 2520257470), (10, 2016205976), (16, 1260128735), (19, 1061161040), (20, 1008102988), (29, 695243440), (38, 530580520), (40, 504051494), (58, 347621720), (76, 265290260), (80, 252025747), (95, 212232208), (116, 173810860), (145, 139048688), (152, 132645130), (190, 106116104), (232, 86905430), (290, 69524344), (304, 66322565), (380, 53058052), (464, 43452715), (551, 36591760), (580, 34762172), (760, 26529026), (1102, 18295880), (1160, 17381086), (1520, 13264513), (2204, 9147940), (2320, 8690543), (2755, 7318352), (4408, 4573970), (5510, 3659176), (8816, 2286985), (11020, 1829588), (22040, 914794), (44080, 457397)]