2020123574

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{701}}^1\times {\mathrm{4787}}^1$

素因数の和:5540

約数の個数: 32

約数和(自身を含む): 3549401856

約数和(自身を除く): 1529278282

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 701, 1402, 4787, 4907, 9574, 9814, 30143, 33509, 60286, 67018, 205841, 211001, 411682, 422002, 1440887, 2881774, 3355687, 6711374, 23489809, 46979618, 144294541, 288589082, 1010061787, 2020123574]

約数ペア:

[(1, 2020123574), (2, 1010061787), (7, 288589082), (14, 144294541), (43, 46979618), (86, 23489809), (301, 6711374), (602, 3355687), (701, 2881774), (1402, 1440887), (4787, 422002), (4907, 411682), (9574, 211001), (9814, 205841), (30143, 67018), (33509, 60286)]