7251280

素因数分解:

$2^4\times 5^1\times {\mathrm{90641}}^1$

素因数の和:90654

約数の個数: 20

約数和(自身を含む): 16859412

約数和(自身を除く): 9608132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 90641, 181282, 362564, 453205, 725128, 906410, 1450256, 1812820, 3625640, 7251280]

約数ペア:

[(1, 7251280), (2, 3625640), (4, 1812820), (5, 1450256), (8, 906410), (10, 725128), (16, 453205), (20, 362564), (40, 181282), (80, 90641)]