238492060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1\times {\mathrm{1039}}^1$

素因数の和:1570

約数の個数: 48

約数和(自身を含む): 524160000

約数和(自身を除く): 285667940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 499, 998, 1039, 1996, 2078, 2495, 4156, 4990, 5195, 9980, 10390, 11477, 20780, 22954, 23897, 45908, 47794, 57385, 95588, 114770, 119485, 229540, 238970, 477940, 518461, 1036922, 2073844, 2592305, 5184610, 10369220, 11924603, 23849206, 47698412, 59623015, 119246030, 238492060]

約数ペア:

[(1, 238492060), (2, 119246030), (4, 59623015), (5, 47698412), (10, 23849206), (20, 11924603), (23, 10369220), (46, 5184610), (92, 2592305), (115, 2073844), (230, 1036922), (460, 518461), (499, 477940), (998, 238970), (1039, 229540), (1996, 119485), (2078, 114770), (2495, 95588), (4156, 57385), (4990, 47794), (5195, 45908), (9980, 23897), (10390, 22954), (11477, 20780)]