11564425640

素因数分解:

$2^3\times 5^1\times {\mathrm{289110641}}^1$

素因数の和:289110652

約数の個数: 16

約数和(自身を含む): 26019957780

約数和(自身を除く): 14455532140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 289110641, 578221282, 1156442564, 1445553205, 2312885128, 2891106410, 5782212820, 11564425640]

約数ペア:

[(1, 11564425640), (2, 5782212820), (4, 2891106410), (5, 2312885128), (8, 1445553205), (10, 1156442564), (20, 578221282), (40, 289110641)]