20070111520

素因数分解:

$2^5\times 5^1\times {\mathrm{269}}^1\times {\mathrm{353}}^1\times {\mathrm{1321}}^1$

素因数の和:1958

約数の個数: 96

約数和(自身を含む): 47762855280

約数和(自身を除く): 27692743760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 269, 353, 538, 706, 1076, 1321, 1345, 1412, 1765, 2152, 2642, 2690, 2824, 3530, 4304, 5284, 5380, 5648, 6605, 7060, 8608, 10568, 10760, 11296, 13210, 14120, 21136, 21520, 26420, 28240, 42272, 43040, 52840, 56480, 94957, 105680, 189914, 211360, 355349, 379828, 466313, 474785, 710698, 759656, 932626, 949570, 1421396, 1519312, 1776745, 1865252, 1899140, 2331565, 2842792, 3038624, 3553490, 3730504, 3798280, 4663130, 5685584, 7106980, 7461008, 7596560, 9326260, 11371168, 14213960, 14922016, 15193120, 18652520, 28427920, 37305040, 56855840, 74610080, 125438197, 250876394, 501752788, 627190985, 1003505576, 1254381970, 2007011152, 2508763940, 4014022304, 5017527880, 10035055760, 20070111520]

約数ペア:

[(1, 20070111520), (2, 10035055760), (4, 5017527880), (5, 4014022304), (8, 2508763940), (10, 2007011152), (16, 1254381970), (20, 1003505576), (32, 627190985), (40, 501752788), (80, 250876394), (160, 125438197), (269, 74610080), (353, 56855840), (538, 37305040), (706, 28427920), (1076, 18652520), (1321, 15193120), (1345, 14922016), (1412, 14213960), (1765, 11371168), (2152, 9326260), (2642, 7596560), (2690, 7461008), (2824, 7106980), (3530, 5685584), (4304, 4663130), (5284, 3798280), (5380, 3730504), (5648, 3553490), (6605, 3038624), (7060, 2842792), (8608, 2331565), (10568, 1899140), (10760, 1865252), (11296, 1776745), (13210, 1519312), (14120, 1421396), (21136, 949570), (21520, 932626), (26420, 759656), (28240, 710698), (42272, 474785), (43040, 466313), (52840, 379828), (56480, 355349), (94957, 211360), (105680, 189914)]