200419940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1431571}}^1$

素因数の和:1431587

約数の個数: 24

約数和(自身を含む): 481008192

約数和(自身を除く): 280588252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1431571, 2863142, 5726284, 7157855, 10020997, 14315710, 20041994, 28631420, 40083988, 50104985, 100209970, 200419940]

約数ペア:

[(1, 200419940), (2, 100209970), (4, 50104985), (5, 40083988), (7, 28631420), (10, 20041994), (14, 14315710), (20, 10020997), (28, 7157855), (35, 5726284), (70, 2863142), (140, 1431571)]