1887777920

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3541}}^1$

素因数の和:3591

約数の個数: 192

約数和(自身を含む): 5560160760

約数和(自身を除く): 3672382840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 80, 85, 98, 112, 119, 128, 136, 140, 160, 170, 196, 224, 238, 245, 272, 280, 320, 340, 392, 448, 476, 490, 544, 560, 595, 640, 680, 784, 833, 896, 952, 980, 1088, 1120, 1190, 1360, 1568, 1666, 1904, 1960, 2176, 2240, 2380, 2720, 3136, 3332, 3541, 3808, 3920, 4165, 4480, 4760, 5440, 6272, 6664, 7082, 7616, 7840, 8330, 9520, 10880, 13328, 14164, 15232, 15680, 16660, 17705, 19040, 24787, 26656, 28328, 31360, 33320, 35410, 38080, 49574, 53312, 56656, 60197, 66640, 70820, 76160, 99148, 106624, 113312, 120394, 123935, 133280, 141640, 173509, 198296, 226624, 240788, 247870, 266560, 283280, 300985, 347018, 396592, 421379, 453248, 481576, 495740, 533120, 566560, 601970, 694036, 793184, 842758, 867545, 963152, 991480, 1133120, 1203940, 1388072, 1586368, 1685516, 1735090, 1926304, 1982960, 2106895, 2266240, 2407880, 2776144, 2949653, 3172736, 3371032, 3470180, 3852608, 3965920, 4213790, 4815760, 5552288, 5899306, 6742064, 6940360, 7705216, 7931840, 8427580, 9631520, 11104576, 11798612, 13484128, 13880720, 14748265, 15863680, 16855160, 19263040, 22209152, 23597224, 26968256, 27761440, 29496530, 33710320, 38526080, 47194448, 53936512, 55522880, 58993060, 67420640, 94388896, 111045760, 117986120, 134841280, 188777792, 235972240, 269682560, 377555584, 471944480, 943888960, 1887777920]

約数ペア:

[(1, 1887777920), (2, 943888960), (4, 471944480), (5, 377555584), (7, 269682560), (8, 235972240), (10, 188777792), (14, 134841280), (16, 117986120), (17, 111045760), (20, 94388896), (28, 67420640), (32, 58993060), (34, 55522880), (35, 53936512), (40, 47194448), (49, 38526080), (56, 33710320), (64, 29496530), (68, 27761440), (70, 26968256), (80, 23597224), (85, 22209152), (98, 19263040), (112, 16855160), (119, 15863680), (128, 14748265), (136, 13880720), (140, 13484128), (160, 11798612), (170, 11104576), (196, 9631520), (224, 8427580), (238, 7931840), (245, 7705216), (272, 6940360), (280, 6742064), (320, 5899306), (340, 5552288), (392, 4815760), (448, 4213790), (476, 3965920), (490, 3852608), (544, 3470180), (560, 3371032), (595, 3172736), (640, 2949653), (680, 2776144), (784, 2407880), (833, 2266240), (896, 2106895), (952, 1982960), (980, 1926304), (1088, 1735090), (1120, 1685516), (1190, 1586368), (1360, 1388072), (1568, 1203940), (1666, 1133120), (1904, 991480), (1960, 963152), (2176, 867545), (2240, 842758), (2380, 793184), (2720, 694036), (3136, 601970), (3332, 566560), (3541, 533120), (3808, 495740), (3920, 481576), (4165, 453248), (4480, 421379), (4760, 396592), (5440, 347018), (6272, 300985), (6664, 283280), (7082, 266560), (7616, 247870), (7840, 240788), (8330, 226624), (9520, 198296), (10880, 173509), (13328, 141640), (14164, 133280), (15232, 123935), (15680, 120394), (16660, 113312), (17705, 106624), (19040, 99148), (24787, 76160), (26656, 70820), (28328, 66640), (31360, 60197), (33320, 56656), (35410, 53312), (38080, 49574)]