28530012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19979}}^1$

素因数の和:20010

約数の個数: 48

約数和(自身を含む): 80559360

約数和(自身を除く): 52029348

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 19979, 39958, 59937, 79916, 119874, 139853, 239748, 279706, 339643, 419559, 559412, 679286, 839118, 1018929, 1358572, 1678236, 2037858, 2377501, 4075716, 4755002, 7132503, 9510004, 14265006, 28530012]

約数ペア:

[(1, 28530012), (2, 14265006), (3, 9510004), (4, 7132503), (6, 4755002), (7, 4075716), (12, 2377501), (14, 2037858), (17, 1678236), (21, 1358572), (28, 1018929), (34, 839118), (42, 679286), (51, 559412), (68, 419559), (84, 339643), (102, 279706), (119, 239748), (204, 139853), (238, 119874), (357, 79916), (476, 59937), (714, 39958), (1428, 19979)]