1990479870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{22116443}}^1$

素因数の和:22116456

約数の個数: 24

約数和(自身を含む): 5175247896

約数和(自身を除く): 3184768026

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 22116443, 44232886, 66349329, 110582215, 132698658, 199047987, 221164430, 331746645, 398095974, 663493290, 995239935, 1990479870]

約数ペア:

[(1, 1990479870), (2, 995239935), (3, 663493290), (5, 398095974), (6, 331746645), (9, 221164430), (10, 199047987), (15, 132698658), (18, 110582215), (30, 66349329), (45, 44232886), (90, 22116443)]