12139750

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{991}}^1$

素因数の和:1022

約数の個数: 48

約数和(自身を含む): 26462592

約数和(自身を除く): 14322842

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 125, 175, 245, 250, 350, 490, 875, 991, 1225, 1750, 1982, 2450, 4955, 6125, 6937, 9910, 12250, 13874, 24775, 34685, 48559, 49550, 69370, 97118, 123875, 173425, 242795, 247750, 346850, 485590, 867125, 1213975, 1734250, 2427950, 6069875, 12139750]

約数ペア:

[(1, 12139750), (2, 6069875), (5, 2427950), (7, 1734250), (10, 1213975), (14, 867125), (25, 485590), (35, 346850), (49, 247750), (50, 242795), (70, 173425), (98, 123875), (125, 97118), (175, 69370), (245, 49550), (250, 48559), (350, 34685), (490, 24775), (875, 13874), (991, 12250), (1225, 9910), (1750, 6937), (1982, 6125), (2450, 4955)]