28850780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{206077}}^1$

素因数の和:206093

約数の個数: 24

約数和(自身を含む): 69242208

約数和(自身を除く): 40391428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 206077, 412154, 824308, 1030385, 1442539, 2060770, 2885078, 4121540, 5770156, 7212695, 14425390, 28850780]

約数ペア:

[(1, 28850780), (2, 14425390), (4, 7212695), (5, 5770156), (7, 4121540), (10, 2885078), (14, 2060770), (20, 1442539), (28, 1030385), (35, 824308), (70, 412154), (140, 206077)]