20132240

素因数分解:

$2^4\times 5^1\times {\mathrm{251653}}^1$

素因数の和:251666

約数の個数: 20

約数和(自身を含む): 46807644

約数和(自身を除く): 26675404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251653, 503306, 1006612, 1258265, 2013224, 2516530, 4026448, 5033060, 10066120, 20132240]

約数ペア:

[(1, 20132240), (2, 10066120), (4, 5033060), (5, 4026448), (8, 2516530), (10, 2013224), (16, 1258265), (20, 1006612), (40, 503306), (80, 251653)]