251280492440

素因数分解:

$2^3\times 5^1\times {\mathrm{1193}}^1\times {\mathrm{5265727}}^1$

素因数の和:5266931

約数の個数: 32

約数和(自身を含む): 565855130880

約数和(自身を除く): 314574638440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1193, 2386, 4772, 5965, 9544, 11930, 23860, 47720, 5265727, 10531454, 21062908, 26328635, 42125816, 52657270, 105314540, 210629080, 6282012311, 12564024622, 25128049244, 31410061555, 50256098488, 62820123110, 125640246220, 251280492440]

約数ペア:

[(1, 251280492440), (2, 125640246220), (4, 62820123110), (5, 50256098488), (8, 31410061555), (10, 25128049244), (20, 12564024622), (40, 6282012311), (1193, 210629080), (2386, 105314540), (4772, 52657270), (5965, 42125816), (9544, 26328635), (11930, 21062908), (23860, 10531454), (47720, 5265727)]