2017677340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{389513}}^1$

素因数の和:389566

約数の個数: 48

約数和(自身を含む): 4973314752

約数和(自身を除く): 2955637412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 389513, 779026, 1558052, 1947565, 2726591, 3895130, 5453182, 7790260, 10906364, 13632955, 14411981, 27265910, 28823962, 54531820, 57647924, 72059905, 100883867, 144119810, 201767734, 288239620, 403535468, 504419335, 1008838670, 2017677340]

約数ペア:

[(1, 2017677340), (2, 1008838670), (4, 504419335), (5, 403535468), (7, 288239620), (10, 201767734), (14, 144119810), (20, 100883867), (28, 72059905), (35, 57647924), (37, 54531820), (70, 28823962), (74, 27265910), (140, 14411981), (148, 13632955), (185, 10906364), (259, 7790260), (370, 5453182), (518, 3895130), (740, 2726591), (1036, 1947565), (1295, 1558052), (2590, 779026), (5180, 389513)]