20201084805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3061}}^1$

素因数の和:3187

約数の個数: 128

約数和(自身を含む): 38604128256

約数和(自身を除く): 18403043451

約数列:

[1, 3, 5, 11, 15, 23, 33, 37, 47, 55, 69, 111, 115, 141, 165, 185, 235, 253, 345, 407, 517, 555, 705, 759, 851, 1081, 1221, 1265, 1551, 1739, 2035, 2553, 2585, 3061, 3243, 3795, 4255, 5217, 5405, 6105, 7755, 8695, 9183, 9361, 11891, 12765, 15305, 16215, 19129, 26085, 28083, 33671, 35673, 39997, 45915, 46805, 57387, 59455, 70403, 95645, 101013, 113257, 119991, 140415, 143867, 168355, 178365, 199985, 211209, 286935, 339771, 352015, 431601, 439967, 505065, 566285, 599955, 719335, 774433, 1056045, 1245827, 1319901, 1582537, 1698855, 2158005, 2199835, 2323299, 2604911, 3308941, 3737481, 3872165, 4747611, 5323079, 6229135, 6599505, 7814733, 7912685, 9926823, 11616495, 13024555, 15969237, 16544705, 18687405, 23738055, 26615395, 28654021, 36398351, 39073665, 49634115, 58553869, 79846185, 85962063, 109195053, 122430817, 143270105, 175661607, 181991755, 292769345, 367292451, 429810315, 545975265, 612154085, 878308035, 1346738987, 1836462255, 4040216961, 6733694935, 20201084805]

約数ペア:

[(1, 20201084805), (3, 6733694935), (5, 4040216961), (11, 1836462255), (15, 1346738987), (23, 878308035), (33, 612154085), (37, 545975265), (47, 429810315), (55, 367292451), (69, 292769345), (111, 181991755), (115, 175661607), (141, 143270105), (165, 122430817), (185, 109195053), (235, 85962063), (253, 79846185), (345, 58553869), (407, 49634115), (517, 39073665), (555, 36398351), (705, 28654021), (759, 26615395), (851, 23738055), (1081, 18687405), (1221, 16544705), (1265, 15969237), (1551, 13024555), (1739, 11616495), (2035, 9926823), (2553, 7912685), (2585, 7814733), (3061, 6599505), (3243, 6229135), (3795, 5323079), (4255, 4747611), (5217, 3872165), (5405, 3737481), (6105, 3308941), (7755, 2604911), (8695, 2323299), (9183, 2199835), (9361, 2158005), (11891, 1698855), (12765, 1582537), (15305, 1319901), (16215, 1245827), (19129, 1056045), (26085, 774433), (28083, 719335), (33671, 599955), (35673, 566285), (39997, 505065), (45915, 439967), (46805, 431601), (57387, 352015), (59455, 339771), (70403, 286935), (95645, 211209), (101013, 199985), (113257, 178365), (119991, 168355), (140415, 143867)]