12292840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1021}}^1$

素因数の和:1082

約数の個数: 64

約数和(自身を含む): 32376960

約数和(自身を除く): 20084120

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, 1021, 1204, 1505, 1720, 2042, 2408, 3010, 4084, 5105, 6020, 7147, 8168, 10210, 12040, 14294, 20420, 28588, 35735, 40840, 43903, 57176, 71470, 87806, 142940, 175612, 219515, 285880, 307321, 351224, 439030, 614642, 878060, 1229284, 1536605, 1756120, 2458568, 3073210, 6146420, 12292840]

約数ペア:

[(1, 12292840), (2, 6146420), (4, 3073210), (5, 2458568), (7, 1756120), (8, 1536605), (10, 1229284), (14, 878060), (20, 614642), (28, 439030), (35, 351224), (40, 307321), (43, 285880), (56, 219515), (70, 175612), (86, 142940), (140, 87806), (172, 71470), (215, 57176), (280, 43903), (301, 40840), (344, 35735), (430, 28588), (602, 20420), (860, 14294), (1021, 12040), (1204, 10210), (1505, 8168), (1720, 7147), (2042, 6020), (2408, 5105), (3010, 4084)]