19349776000

素因数分解:

$2^7\times 5^3\times {\mathrm{997}}^1\times {\mathrm{1213}}^1$

素因数の和:2239

約数の個数: 128

約数和(自身を含む): 48196334160

約数和(自身を除く): 28846558160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 640, 800, 997, 1000, 1213, 1600, 1994, 2000, 2426, 3200, 3988, 4000, 4852, 4985, 6065, 7976, 8000, 9704, 9970, 12130, 15952, 16000, 19408, 19940, 24260, 24925, 30325, 31904, 38816, 39880, 48520, 49850, 60650, 63808, 77632, 79760, 97040, 99700, 121300, 124625, 127616, 151625, 155264, 159520, 194080, 199400, 242600, 249250, 303250, 319040, 388160, 398800, 485200, 498500, 606500, 638080, 776320, 797600, 970400, 997000, 1209361, 1213000, 1595200, 1940800, 1994000, 2418722, 2426000, 3190400, 3881600, 3988000, 4837444, 4852000, 6046805, 7976000, 9674888, 9704000, 12093610, 15952000, 19349776, 19408000, 24187220, 30234025, 38699552, 48374440, 60468050, 77399104, 96748880, 120936100, 151170125, 154798208, 193497760, 241872200, 302340250, 386995520, 483744400, 604680500, 773991040, 967488800, 1209361000, 1934977600, 2418722000, 3869955200, 4837444000, 9674888000, 19349776000]

約数ペア:

[(1, 19349776000), (2, 9674888000), (4, 4837444000), (5, 3869955200), (8, 2418722000), (10, 1934977600), (16, 1209361000), (20, 967488800), (25, 773991040), (32, 604680500), (40, 483744400), (50, 386995520), (64, 302340250), (80, 241872200), (100, 193497760), (125, 154798208), (128, 151170125), (160, 120936100), (200, 96748880), (250, 77399104), (320, 60468050), (400, 48374440), (500, 38699552), (640, 30234025), (800, 24187220), (997, 19408000), (1000, 19349776), (1213, 15952000), (1600, 12093610), (1994, 9704000), (2000, 9674888), (2426, 7976000), (3200, 6046805), (3988, 4852000), (4000, 4837444), (4852, 3988000), (4985, 3881600), (6065, 3190400), (7976, 2426000), (8000, 2418722), (9704, 1994000), (9970, 1940800), (12130, 1595200), (15952, 1213000), (16000, 1209361), (19408, 997000), (19940, 970400), (24260, 797600), (24925, 776320), (30325, 638080), (31904, 606500), (38816, 498500), (39880, 485200), (48520, 398800), (49850, 388160), (60650, 319040), (63808, 303250), (77632, 249250), (79760, 242600), (97040, 199400), (99700, 194080), (121300, 159520), (124625, 155264), (127616, 151625)]