2169794560

素因数分解:

$2^{12}\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1999}}^1$

素因数の和:2081

約数の個数: 104

約数和(自身を含む): 5307768000

約数和(自身を除く): 3137973440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 424, 512, 530, 640, 848, 1024, 1060, 1280, 1696, 1999, 2048, 2120, 2560, 3392, 3998, 4096, 4240, 5120, 6784, 7996, 8480, 9995, 10240, 13568, 15992, 16960, 19990, 20480, 27136, 31984, 33920, 39980, 54272, 63968, 67840, 79960, 105947, 108544, 127936, 135680, 159920, 211894, 217088, 255872, 271360, 319840, 423788, 511744, 529735, 542720, 639680, 847576, 1023488, 1059470, 1085440, 1279360, 1695152, 2046976, 2118940, 2558720, 3390304, 4093952, 4237880, 5117440, 6780608, 8187904, 8475760, 10234880, 13561216, 16951520, 20469760, 27122432, 33903040, 40939520, 54244864, 67806080, 108489728, 135612160, 216979456, 271224320, 433958912, 542448640, 1084897280, 2169794560]

約数ペア:

[(1, 2169794560), (2, 1084897280), (4, 542448640), (5, 433958912), (8, 271224320), (10, 216979456), (16, 135612160), (20, 108489728), (32, 67806080), (40, 54244864), (53, 40939520), (64, 33903040), (80, 27122432), (106, 20469760), (128, 16951520), (160, 13561216), (212, 10234880), (256, 8475760), (265, 8187904), (320, 6780608), (424, 5117440), (512, 4237880), (530, 4093952), (640, 3390304), (848, 2558720), (1024, 2118940), (1060, 2046976), (1280, 1695152), (1696, 1279360), (1999, 1085440), (2048, 1059470), (2120, 1023488), (2560, 847576), (3392, 639680), (3998, 542720), (4096, 529735), (4240, 511744), (5120, 423788), (6784, 319840), (7996, 271360), (8480, 255872), (9995, 217088), (10240, 211894), (13568, 159920), (15992, 135680), (16960, 127936), (19990, 108544), (20480, 105947), (27136, 79960), (31984, 67840), (33920, 63968), (39980, 54272)]