2065432220

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{677}}^1\times {\mathrm{1481}}^1$

素因数の和:2270

約数の個数: 48

約数和(自身を含む): 4388948928

約数和(自身を除く): 2323516708

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 677, 1030, 1354, 1481, 2060, 2708, 2962, 3385, 5924, 6770, 7405, 13540, 14810, 29620, 69731, 139462, 152543, 278924, 305086, 348655, 610172, 697310, 762715, 1002637, 1394620, 1525430, 2005274, 3050860, 4010548, 5013185, 10026370, 20052740, 103271611, 206543222, 413086444, 516358055, 1032716110, 2065432220]

約数ペア:

[(1, 2065432220), (2, 1032716110), (4, 516358055), (5, 413086444), (10, 206543222), (20, 103271611), (103, 20052740), (206, 10026370), (412, 5013185), (515, 4010548), (677, 3050860), (1030, 2005274), (1354, 1525430), (1481, 1394620), (2060, 1002637), (2708, 762715), (2962, 697310), (3385, 610172), (5924, 348655), (6770, 305086), (7405, 278924), (13540, 152543), (14810, 139462), (29620, 69731)]