30720508

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2281}}^1$

素因数の和:2342

約数の個数: 48

約数和(自身を含む): 67985344

約数和(自身を除く): 37264836

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 52, 74, 91, 148, 182, 259, 364, 481, 518, 962, 1036, 1924, 2281, 3367, 4562, 6734, 9124, 13468, 15967, 29653, 31934, 59306, 63868, 84397, 118612, 168794, 207571, 337588, 415142, 590779, 830284, 1097161, 1181558, 2194322, 2363116, 4388644, 7680127, 15360254, 30720508]

約数ペア:

[(1, 30720508), (2, 15360254), (4, 7680127), (7, 4388644), (13, 2363116), (14, 2194322), (26, 1181558), (28, 1097161), (37, 830284), (52, 590779), (74, 415142), (91, 337588), (148, 207571), (182, 168794), (259, 118612), (364, 84397), (481, 63868), (518, 59306), (962, 31934), (1036, 29653), (1924, 15967), (2281, 13468), (3367, 9124), (4562, 6734)]