142673540

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{69259}}^1$

素因数の和:69371

約数の個数: 24

約数和(自身を含む): 302527680

約数和(自身を除く): 159854140

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 69259, 138518, 277036, 346295, 692590, 1385180, 7133677, 14267354, 28534708, 35668385, 71336770, 142673540]

約数ペア:

[(1, 142673540), (2, 71336770), (4, 35668385), (5, 28534708), (10, 14267354), (20, 7133677), (103, 1385180), (206, 692590), (412, 346295), (515, 277036), (1030, 138518), (2060, 69259)]