1406980

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{683}}^1$

素因数の和:795

約数の個数: 24

約数和(自身を含む): 2987712

約数和(自身を除く): 1580732

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 683, 1030, 1366, 2060, 2732, 3415, 6830, 13660, 70349, 140698, 281396, 351745, 703490, 1406980]

約数ペア:

[(1, 1406980), (2, 703490), (4, 351745), (5, 281396), (10, 140698), (20, 70349), (103, 13660), (206, 6830), (412, 3415), (515, 2732), (683, 2060), (1030, 1366)]