2040304640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2131}}^1$

素因数の和:2184

約数の個数: 176

約数和(自身を含む): 5656008384

約数和(自身を除く): 3615703744

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 256, 272, 320, 340, 352, 374, 440, 512, 544, 640, 680, 704, 748, 880, 935, 1024, 1088, 1280, 1360, 1408, 1496, 1760, 1870, 2131, 2176, 2560, 2720, 2816, 2992, 3520, 3740, 4262, 4352, 5120, 5440, 5632, 5984, 7040, 7480, 8524, 8704, 10655, 10880, 11264, 11968, 14080, 14960, 17048, 17408, 21310, 21760, 23441, 23936, 28160, 29920, 34096, 36227, 42620, 43520, 46882, 47872, 56320, 59840, 68192, 72454, 85240, 87040, 93764, 95744, 117205, 119680, 136384, 144908, 170480, 181135, 187528, 191488, 234410, 239360, 272768, 289816, 340960, 362270, 375056, 398497, 468820, 478720, 545536, 579632, 681920, 724540, 750112, 796994, 937640, 957440, 1091072, 1159264, 1363840, 1449080, 1500224, 1593988, 1875280, 1992485, 2182144, 2318528, 2727680, 2898160, 3000448, 3187976, 3750560, 3984970, 4637056, 5455360, 5796320, 6000896, 6375952, 7501120, 7969940, 9274112, 10910720, 11592640, 12001792, 12751904, 15002240, 15939880, 18548224, 23185280, 24003584, 25503808, 30004480, 31879760, 37096448, 46370560, 51007616, 60008960, 63759520, 92741120, 102015232, 120017920, 127519040, 185482240, 204030464, 255038080, 408060928, 510076160, 1020152320, 2040304640]

約数ペア:

[(1, 2040304640), (2, 1020152320), (4, 510076160), (5, 408060928), (8, 255038080), (10, 204030464), (11, 185482240), (16, 127519040), (17, 120017920), (20, 102015232), (22, 92741120), (32, 63759520), (34, 60008960), (40, 51007616), (44, 46370560), (55, 37096448), (64, 31879760), (68, 30004480), (80, 25503808), (85, 24003584), (88, 23185280), (110, 18548224), (128, 15939880), (136, 15002240), (160, 12751904), (170, 12001792), (176, 11592640), (187, 10910720), (220, 9274112), (256, 7969940), (272, 7501120), (320, 6375952), (340, 6000896), (352, 5796320), (374, 5455360), (440, 4637056), (512, 3984970), (544, 3750560), (640, 3187976), (680, 3000448), (704, 2898160), (748, 2727680), (880, 2318528), (935, 2182144), (1024, 1992485), (1088, 1875280), (1280, 1593988), (1360, 1500224), (1408, 1449080), (1496, 1363840), (1760, 1159264), (1870, 1091072), (2131, 957440), (2176, 937640), (2560, 796994), (2720, 750112), (2816, 724540), (2992, 681920), (3520, 579632), (3740, 545536), (4262, 478720), (4352, 468820), (5120, 398497), (5440, 375056), (5632, 362270), (5984, 340960), (7040, 289816), (7480, 272768), (8524, 239360), (8704, 234410), (10655, 191488), (10880, 187528), (11264, 181135), (11968, 170480), (14080, 144908), (14960, 136384), (17048, 119680), (17408, 117205), (21310, 95744), (21760, 93764), (23441, 87040), (23936, 85240), (28160, 72454), (29920, 68192), (34096, 59840), (36227, 56320), (42620, 47872), (43520, 46882)]