28531140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 88058880

約数和(自身を除く): 59527740

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 139, 165, 220, 278, 311, 330, 417, 556, 622, 660, 695, 834, 933, 1244, 1390, 1529, 1555, 1668, 1866, 2085, 2780, 3058, 3110, 3421, 3732, 4170, 4587, 4665, 6116, 6220, 6842, 7645, 8340, 9174, 9330, 10263, 13684, 15290, 17105, 18348, 18660, 20526, 22935, 30580, 34210, 41052, 43229, 45870, 51315, 68420, 86458, 91740, 102630, 129687, 172916, 205260, 216145, 259374, 432290, 475519, 518748, 648435, 864580, 951038, 1296870, 1426557, 1902076, 2377595, 2593740, 2853114, 4755190, 5706228, 7132785, 9510380, 14265570, 28531140]

約数ペア:

[(1, 28531140), (2, 14265570), (3, 9510380), (4, 7132785), (5, 5706228), (6, 4755190), (10, 2853114), (11, 2593740), (12, 2377595), (15, 1902076), (20, 1426557), (22, 1296870), (30, 951038), (33, 864580), (44, 648435), (55, 518748), (60, 475519), (66, 432290), (110, 259374), (132, 216145), (139, 205260), (165, 172916), (220, 129687), (278, 102630), (311, 91740), (330, 86458), (417, 68420), (556, 51315), (622, 45870), (660, 43229), (695, 41052), (834, 34210), (933, 30580), (1244, 22935), (1390, 20526), (1529, 18660), (1555, 18348), (1668, 17105), (1866, 15290), (2085, 13684), (2780, 10263), (3058, 9330), (3110, 9174), (3421, 8340), (3732, 7645), (4170, 6842), (4587, 6220), (4665, 6116)]