1520804560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{12433}}^1$

素因数の和:12596

約数の個数: 80

約数和(自身を含む): 3885376320

約数和(自身を除く): 2364571760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 139, 176, 220, 278, 440, 556, 695, 880, 1112, 1390, 1529, 2224, 2780, 3058, 5560, 6116, 7645, 11120, 12232, 12433, 15290, 24464, 24866, 30580, 49732, 61160, 62165, 99464, 122320, 124330, 136763, 198928, 248660, 273526, 497320, 547052, 683815, 994640, 1094104, 1367630, 1728187, 2188208, 2735260, 3456374, 5470520, 6912748, 8640935, 10941040, 13825496, 17281870, 19010057, 27650992, 34563740, 38020114, 69127480, 76040228, 95050285, 138254960, 152080456, 190100570, 304160912, 380201140, 760402280, 1520804560]

約数ペア:

[(1, 1520804560), (2, 760402280), (4, 380201140), (5, 304160912), (8, 190100570), (10, 152080456), (11, 138254960), (16, 95050285), (20, 76040228), (22, 69127480), (40, 38020114), (44, 34563740), (55, 27650992), (80, 19010057), (88, 17281870), (110, 13825496), (139, 10941040), (176, 8640935), (220, 6912748), (278, 5470520), (440, 3456374), (556, 2735260), (695, 2188208), (880, 1728187), (1112, 1367630), (1390, 1094104), (1529, 994640), (2224, 683815), (2780, 547052), (3058, 497320), (5560, 273526), (6116, 248660), (7645, 198928), (11120, 136763), (12232, 124330), (12433, 122320), (15290, 99464), (24464, 62165), (24866, 61160), (30580, 49732)]