1056542680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1\times {\mathrm{1231}}^1$

素因数の和:1784

約数の個数: 64

約数和(自身を含む): 2439360000

約数和(自身を除く): 1382817320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 499, 860, 998, 1231, 1720, 1996, 2462, 2495, 3992, 4924, 4990, 6155, 9848, 9980, 12310, 19960, 21457, 24620, 42914, 49240, 52933, 85828, 105866, 107285, 171656, 211732, 214570, 264665, 423464, 429140, 529330, 614269, 858280, 1058660, 1228538, 2117320, 2457076, 3071345, 4914152, 6142690, 12285380, 24570760, 26413567, 52827134, 105654268, 132067835, 211308536, 264135670, 528271340, 1056542680]

約数ペア:

[(1, 1056542680), (2, 528271340), (4, 264135670), (5, 211308536), (8, 132067835), (10, 105654268), (20, 52827134), (40, 26413567), (43, 24570760), (86, 12285380), (172, 6142690), (215, 4914152), (344, 3071345), (430, 2457076), (499, 2117320), (860, 1228538), (998, 1058660), (1231, 858280), (1720, 614269), (1996, 529330), (2462, 429140), (2495, 423464), (3992, 264665), (4924, 214570), (4990, 211732), (6155, 171656), (9848, 107285), (9980, 105866), (12310, 85828), (19960, 52933), (21457, 49240), (24620, 42914)]