2061399040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{457}}^1\times {\mathrm{881}}^1$

素因数の和:1363

約数の個数: 88

約数和(自身を含む): 4961387592

約数和(自身を除く): 2899988552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 457, 512, 640, 881, 914, 1024, 1280, 1762, 1828, 2285, 2560, 3524, 3656, 4405, 4570, 5120, 7048, 7312, 8810, 9140, 14096, 14624, 17620, 18280, 28192, 29248, 35240, 36560, 56384, 58496, 70480, 73120, 112768, 116992, 140960, 146240, 225536, 233984, 281920, 292480, 402617, 451072, 467968, 563840, 584960, 805234, 902144, 1127680, 1169920, 1610468, 2013085, 2255360, 2339840, 3220936, 4026170, 4510720, 6441872, 8052340, 12883744, 16104680, 25767488, 32209360, 51534976, 64418720, 103069952, 128837440, 206139904, 257674880, 412279808, 515349760, 1030699520, 2061399040]

約数ペア:

[(1, 2061399040), (2, 1030699520), (4, 515349760), (5, 412279808), (8, 257674880), (10, 206139904), (16, 128837440), (20, 103069952), (32, 64418720), (40, 51534976), (64, 32209360), (80, 25767488), (128, 16104680), (160, 12883744), (256, 8052340), (320, 6441872), (457, 4510720), (512, 4026170), (640, 3220936), (881, 2339840), (914, 2255360), (1024, 2013085), (1280, 1610468), (1762, 1169920), (1828, 1127680), (2285, 902144), (2560, 805234), (3524, 584960), (3656, 563840), (4405, 467968), (4570, 451072), (5120, 402617), (7048, 292480), (7312, 281920), (8810, 233984), (9140, 225536), (14096, 146240), (14624, 140960), (17620, 116992), (18280, 112768), (28192, 73120), (29248, 70480), (35240, 58496), (36560, 56384)]