280093330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{68819}}^1$

素因数の和:68874

約数の個数: 32

約数和(自身を含む): 564874560

約数和(自身を除く): 284781230

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 68819, 137638, 344095, 688190, 757009, 1514018, 2546303, 3785045, 5092606, 7570090, 12731515, 25463030, 28009333, 56018666, 140046665, 280093330]

約数ペア:

[(1, 280093330), (2, 140046665), (5, 56018666), (10, 28009333), (11, 25463030), (22, 12731515), (37, 7570090), (55, 5092606), (74, 3785045), (110, 2546303), (185, 1514018), (370, 757009), (407, 688190), (814, 344095), (2035, 137638), (4070, 68819)]