12452240

素因数分解:

$2^4\times 5^1\times {\mathrm{155653}}^1$

素因数の和:155666

約数の個数: 20

約数和(自身を含む): 28951644

約数和(自身を除く): 16499404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 155653, 311306, 622612, 778265, 1245224, 1556530, 2490448, 3113060, 6226120, 12452240]

約数ペア:

[(1, 12452240), (2, 6226120), (4, 3113060), (5, 2490448), (8, 1556530), (10, 1245224), (16, 778265), (20, 622612), (40, 311306), (80, 155653)]