132578980

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{17041}}^1$

素因数の和:17439

約数の個数: 24

約数和(自身を含む): 279147960

約数和(自身を除く): 146568980

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 7780, 17041, 34082, 68164, 85205, 170410, 340820, 6628949, 13257898, 26515796, 33144745, 66289490, 132578980]

約数ペア:

[(1, 132578980), (2, 66289490), (4, 33144745), (5, 26515796), (10, 13257898), (20, 6628949), (389, 340820), (778, 170410), (1556, 85205), (1945, 68164), (3890, 34082), (7780, 17041)]