1240479940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{8860571}}^1$

素因数の和:8860587

約数の個数: 24

約数和(自身を含む): 2977152192

約数和(自身を除く): 1736672252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 8860571, 17721142, 35442284, 44302855, 62023997, 88605710, 124047994, 177211420, 248095988, 310119985, 620239970, 1240479940]

約数ペア:

[(1, 1240479940), (2, 620239970), (4, 310119985), (5, 248095988), (7, 177211420), (10, 124047994), (14, 88605710), (20, 62023997), (28, 44302855), (35, 35442284), (70, 17721142), (140, 8860571)]