180412

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 24

約数和(自身を含む): 344736

約数和(自身を除く): 164324

約数列:

[1, 2, 4, 23, 37, 46, 53, 74, 92, 106, 148, 212, 851, 1219, 1702, 1961, 2438, 3404, 3922, 4876, 7844, 45103, 90206, 180412]

約数ペア:

[(1, 180412), (2, 90206), (4, 45103), (23, 7844), (37, 4876), (46, 3922), (53, 3404), (74, 2438), (92, 1961), (106, 1702), (148, 1219), (212, 851)]