56105080

素因数分解:

$2^3\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{1249}}^1$

素因数の和:2383

約数の個数: 32

約数和(自身を含む): 126450000

約数和(自身を除く): 70344920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1123, 1249, 2246, 2498, 4492, 4996, 5615, 6245, 8984, 9992, 11230, 12490, 22460, 24980, 44920, 49960, 1402627, 2805254, 5610508, 7013135, 11221016, 14026270, 28052540, 56105080]

約数ペア:

[(1, 56105080), (2, 28052540), (4, 14026270), (5, 11221016), (8, 7013135), (10, 5610508), (20, 2805254), (40, 1402627), (1123, 49960), (1249, 44920), (2246, 24980), (2498, 22460), (4492, 12490), (4996, 11230), (5615, 9992), (6245, 8984)]