12440725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2381}}^1$

素因数の和:2421

約数の個数: 24

約数和(自身を含む): 17722080

約数和(自身を除く): 5281355

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 2381, 5225, 11905, 26191, 45239, 59525, 130955, 226195, 497629, 654775, 1130975, 2488145, 12440725]

約数ペア:

[(1, 12440725), (5, 2488145), (11, 1130975), (19, 654775), (25, 497629), (55, 226195), (95, 130955), (209, 59525), (275, 45239), (475, 26191), (1045, 11905), (2381, 5225)]