87970160

素因数分解:

$2^4\times 5^1\times {\mathrm{1099627}}^1$

素因数の和:1099640

約数の個数: 20

約数和(自身を含む): 204530808

約数和(自身を除く): 116560648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1099627, 2199254, 4398508, 5498135, 8797016, 10996270, 17594032, 21992540, 43985080, 87970160]

約数ペア:

[(1, 87970160), (2, 43985080), (4, 21992540), (5, 17594032), (8, 10996270), (10, 8797016), (16, 5498135), (20, 4398508), (40, 2199254), (80, 1099627)]