30489956

素因数分解:

$2^2\times 7^3\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 63302400

約数和(自身を除く): 32812444

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 313, 343, 497, 626, 686, 994, 1252, 1372, 1988, 2191, 3479, 4382, 6958, 8764, 13916, 15337, 22223, 24353, 30674, 44446, 48706, 61348, 88892, 97412, 107359, 155561, 214718, 311122, 429436, 622244, 1088927, 2177854, 4355708, 7622489, 15244978, 30489956]

約数ペア:

[(1, 30489956), (2, 15244978), (4, 7622489), (7, 4355708), (14, 2177854), (28, 1088927), (49, 622244), (71, 429436), (98, 311122), (142, 214718), (196, 155561), (284, 107359), (313, 97412), (343, 88892), (497, 61348), (626, 48706), (686, 44446), (994, 30674), (1252, 24353), (1372, 22223), (1988, 15337), (2191, 13916), (3479, 8764), (4382, 6958)]