890403008

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43613}}^1$

素因数の和:43665

約数の個数: 56

約数和(自身を含む): 1994032080

約数和(自身を除く): 1103629072

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 64, 88, 116, 176, 232, 319, 352, 464, 638, 704, 928, 1276, 1856, 2552, 5104, 10208, 20416, 43613, 87226, 174452, 348904, 479743, 697808, 959486, 1264777, 1395616, 1918972, 2529554, 2791232, 3837944, 5059108, 7675888, 10118216, 13912547, 15351776, 20236432, 27825094, 30703552, 40472864, 55650188, 80945728, 111300376, 222600752, 445201504, 890403008]

約数ペア:

[(1, 890403008), (2, 445201504), (4, 222600752), (8, 111300376), (11, 80945728), (16, 55650188), (22, 40472864), (29, 30703552), (32, 27825094), (44, 20236432), (58, 15351776), (64, 13912547), (88, 10118216), (116, 7675888), (176, 5059108), (232, 3837944), (319, 2791232), (352, 2529554), (464, 1918972), (638, 1395616), (704, 1264777), (928, 959486), (1276, 697808), (1856, 479743), (2552, 348904), (5104, 174452), (10208, 87226), (20416, 43613)]