18403140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1019}}^1$

素因数の和:1081

約数の個数: 96

約数和(自身を含む): 60318720

約数和(自身を除く): 41915580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1019, 1204, 1290, 1505, 1806, 2038, 2580, 3010, 3057, 3612, 4076, 4515, 5095, 6020, 6114, 7133, 9030, 10190, 12228, 14266, 15285, 18060, 20380, 21399, 28532, 30570, 35665, 42798, 43817, 61140, 71330, 85596, 87634, 106995, 131451, 142660, 175268, 213990, 219085, 262902, 306719, 427980, 438170, 525804, 613438, 657255, 876340, 920157, 1226876, 1314510, 1533595, 1840314, 2629020, 3067190, 3680628, 4600785, 6134380, 9201570, 18403140]

約数ペア:

[(1, 18403140), (2, 9201570), (3, 6134380), (4, 4600785), (5, 3680628), (6, 3067190), (7, 2629020), (10, 1840314), (12, 1533595), (14, 1314510), (15, 1226876), (20, 920157), (21, 876340), (28, 657255), (30, 613438), (35, 525804), (42, 438170), (43, 427980), (60, 306719), (70, 262902), (84, 219085), (86, 213990), (105, 175268), (129, 142660), (140, 131451), (172, 106995), (210, 87634), (215, 85596), (258, 71330), (301, 61140), (420, 43817), (430, 42798), (516, 35665), (602, 30570), (645, 28532), (860, 21399), (903, 20380), (1019, 18060), (1204, 15285), (1290, 14266), (1505, 12228), (1806, 10190), (2038, 9030), (2580, 7133), (3010, 6114), (3057, 6020), (3612, 5095), (4076, 4515)]