15871940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113371}}^1$

素因数の和:113387

約数の個数: 24

約数和(自身を含む): 38092992

約数和(自身を除く): 22221052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 113371, 226742, 453484, 566855, 793597, 1133710, 1587194, 2267420, 3174388, 3967985, 7935970, 15871940]

約数ペア:

[(1, 15871940), (2, 7935970), (4, 3967985), (5, 3174388), (7, 2267420), (10, 1587194), (14, 1133710), (20, 793597), (28, 566855), (35, 453484), (70, 226742), (140, 113371)]