720161228

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{4391227}}^1$

素因数の和:4391272

約数の個数: 12

約数和(自身を含む): 1291021032

約数和(自身を除く): 570859804

約数列:

[1, 2, 4, 41, 82, 164, 4391227, 8782454, 17564908, 180040307, 360080614, 720161228]

約数ペア:

[(1, 720161228), (2, 360080614), (4, 180040307), (41, 17564908), (82, 8782454), (164, 4391227)]