276859940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1977571}}^1$

素因数の和:1977587

約数の個数: 24

約数和(自身を含む): 664464192

約数和(自身を除く): 387604252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1977571, 3955142, 7910284, 9887855, 13842997, 19775710, 27685994, 39551420, 55371988, 69214985, 138429970, 276859940]

約数ペア:

[(1, 276859940), (2, 138429970), (4, 69214985), (5, 55371988), (7, 39551420), (10, 27685994), (14, 19775710), (20, 13842997), (28, 9887855), (35, 7910284), (70, 3955142), (140, 1977571)]