2942840

素因数分解:

$2^3\times 5^1\times {\mathrm{73571}}^1$

素因数の和:73582

約数の個数: 16

約数和(自身を含む): 6621480

約数和(自身を除く): 3678640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73571, 147142, 294284, 367855, 588568, 735710, 1471420, 2942840]

約数ペア:

[(1, 2942840), (2, 1471420), (4, 735710), (5, 588568), (8, 367855), (10, 294284), (20, 147142), (40, 73571)]