264364360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{508393}}^1$

素因数の和:508417

約数の個数: 32

約数和(自身を含む): 640576440

約数和(自身を除く): 376212080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 508393, 1016786, 2033572, 2541965, 4067144, 5083930, 6609109, 10167860, 13218218, 20335720, 26436436, 33045545, 52872872, 66091090, 132182180, 264364360]

約数ペア:

[(1, 264364360), (2, 132182180), (4, 66091090), (5, 52872872), (8, 33045545), (10, 26436436), (13, 20335720), (20, 13218218), (26, 10167860), (40, 6609109), (52, 5083930), (65, 4067144), (104, 2541965), (130, 2033572), (260, 1016786), (520, 508393)]