2280400

素因数分解:

$2^4\times 5^2\times {\mathrm{5701}}^1$

素因数の和:5719

約数の個数: 30

約数和(自身を含む): 5479622

約数和(自身を除く): 3199222

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 5701, 11402, 22804, 28505, 45608, 57010, 91216, 114020, 142525, 228040, 285050, 456080, 570100, 1140200, 2280400]

約数ペア:

[(1, 2280400), (2, 1140200), (4, 570100), (5, 456080), (8, 285050), (10, 228040), (16, 142525), (20, 114020), (25, 91216), (40, 57010), (50, 45608), (80, 28505), (100, 22804), (200, 11402), (400, 5701)]