2141941600

素因数分解:

$2^5\times 5^2\times {\mathrm{197}}^1\times {\mathrm{13591}}^1$

素因数の和:13808

約数の個数: 72

約数和(自身を含む): 5255944848

約数和(自身を除く): 3114003248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 197, 200, 394, 400, 788, 800, 985, 1576, 1970, 3152, 3940, 4925, 6304, 7880, 9850, 13591, 15760, 19700, 27182, 31520, 39400, 54364, 67955, 78800, 108728, 135910, 157600, 217456, 271820, 339775, 434912, 543640, 679550, 1087280, 1359100, 2174560, 2677427, 2718200, 5354854, 5436400, 10709708, 10872800, 13387135, 21419416, 26774270, 42838832, 53548540, 66935675, 85677664, 107097080, 133871350, 214194160, 267742700, 428388320, 535485400, 1070970800, 2141941600]

約数ペア:

[(1, 2141941600), (2, 1070970800), (4, 535485400), (5, 428388320), (8, 267742700), (10, 214194160), (16, 133871350), (20, 107097080), (25, 85677664), (32, 66935675), (40, 53548540), (50, 42838832), (80, 26774270), (100, 21419416), (160, 13387135), (197, 10872800), (200, 10709708), (394, 5436400), (400, 5354854), (788, 2718200), (800, 2677427), (985, 2174560), (1576, 1359100), (1970, 1087280), (3152, 679550), (3940, 543640), (4925, 434912), (6304, 339775), (7880, 271820), (9850, 217456), (13591, 157600), (15760, 135910), (19700, 108728), (27182, 78800), (31520, 67955), (39400, 54364)]