12774440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1061}}^1$

素因数の和:1122

約数の個数: 64

約数和(自身を含む): 33644160

約数和(自身を除く): 20869720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1061, 1204, 1505, 1720, 2122, 2408, 3010, 4244, 5305, 6020, 7427, 8488, 10610, 12040, 14854, 21220, 29708, 37135, 42440, 45623, 59416, 74270, 91246, 148540, 182492, 228115, 297080, 319361, 364984, 456230, 638722, 912460, 1277444, 1596805, 1824920, 2554888, 3193610, 6387220, 12774440]

約数ペア:

[(1, 12774440), (2, 6387220), (4, 3193610), (5, 2554888), (7, 1824920), (8, 1596805), (10, 1277444), (14, 912460), (20, 638722), (28, 456230), (35, 364984), (40, 319361), (43, 297080), (56, 228115), (70, 182492), (86, 148540), (140, 91246), (172, 74270), (215, 59416), (280, 45623), (301, 42440), (344, 37135), (430, 29708), (602, 21220), (860, 14854), (1061, 12040), (1204, 10610), (1505, 8488), (1720, 7427), (2122, 6020), (2408, 5305), (3010, 4244)]