140468260

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{47137}}^1$

素因数の和:47295

約数の個数: 24

約数和(自身を含む): 296969400

約数和(自身を除く): 156501140

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 47137, 94274, 188548, 235685, 471370, 942740, 7023413, 14046826, 28093652, 35117065, 70234130, 140468260]

約数ペア:

[(1, 140468260), (2, 70234130), (4, 35117065), (5, 28093652), (10, 14046826), (20, 7023413), (149, 942740), (298, 471370), (596, 235685), (745, 188548), (1490, 94274), (2980, 47137)]