1394435840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8191}}^1$

素因数の和:8238

約数の個数: 144

約数和(自身を含む): 4018667520

約数和(自身を除く): 2624231680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 896, 1064, 1120, 1216, 1280, 1330, 1520, 1792, 2128, 2240, 2432, 2660, 3040, 4256, 4480, 4864, 5320, 6080, 8191, 8512, 8960, 10640, 12160, 16382, 17024, 21280, 24320, 32764, 34048, 40955, 42560, 57337, 65528, 81910, 85120, 114674, 131056, 155629, 163820, 170240, 229348, 262112, 286685, 311258, 327640, 458696, 524224, 573370, 622516, 655280, 778145, 917392, 1048448, 1089403, 1146740, 1245032, 1310560, 1556290, 1834784, 2096896, 2178806, 2293480, 2490064, 2621120, 3112580, 3669568, 4357612, 4586960, 4980128, 5242240, 5447015, 6225160, 7339136, 8715224, 9173920, 9960256, 10484480, 10894030, 12450320, 14678272, 17430448, 18347840, 19920512, 21788060, 24900640, 34860896, 36695680, 39841024, 43576120, 49801280, 69721792, 73391360, 87152240, 99602560, 139443584, 174304480, 199205120, 278887168, 348608960, 697217920, 1394435840]

約数ペア:

[(1, 1394435840), (2, 697217920), (4, 348608960), (5, 278887168), (7, 199205120), (8, 174304480), (10, 139443584), (14, 99602560), (16, 87152240), (19, 73391360), (20, 69721792), (28, 49801280), (32, 43576120), (35, 39841024), (38, 36695680), (40, 34860896), (56, 24900640), (64, 21788060), (70, 19920512), (76, 18347840), (80, 17430448), (95, 14678272), (112, 12450320), (128, 10894030), (133, 10484480), (140, 9960256), (152, 9173920), (160, 8715224), (190, 7339136), (224, 6225160), (256, 5447015), (266, 5242240), (280, 4980128), (304, 4586960), (320, 4357612), (380, 3669568), (448, 3112580), (532, 2621120), (560, 2490064), (608, 2293480), (640, 2178806), (665, 2096896), (760, 1834784), (896, 1556290), (1064, 1310560), (1120, 1245032), (1216, 1146740), (1280, 1089403), (1330, 1048448), (1520, 917392), (1792, 778145), (2128, 655280), (2240, 622516), (2432, 573370), (2660, 524224), (3040, 458696), (4256, 327640), (4480, 311258), (4864, 286685), (5320, 262112), (6080, 229348), (8191, 170240), (8512, 163820), (8960, 155629), (10640, 131056), (12160, 114674), (16382, 85120), (17024, 81910), (21280, 65528), (24320, 57337), (32764, 42560), (34048, 40955)]