2017732240

素因数分解:

$2^4\times 5^1\times {\mathrm{25221653}}^1$

素因数の和:25221666

約数の個数: 20

約数和(自身を含む): 4691227644

約数和(自身を除く): 2673495404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25221653, 50443306, 100886612, 126108265, 201773224, 252216530, 403546448, 504433060, 1008866120, 2017732240]

約数ペア:

[(1, 2017732240), (2, 1008866120), (4, 504433060), (5, 403546448), (8, 252216530), (10, 201773224), (16, 126108265), (20, 100886612), (40, 50443306), (80, 25221653)]