1808260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3931}}^1$

素因数の和:3963

約数の個数: 24

約数和(自身を含む): 3963456

約数和(自身を除く): 2155196

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 3931, 7862, 15724, 19655, 39310, 78620, 90413, 180826, 361652, 452065, 904130, 1808260]

約数ペア:

[(1, 1808260), (2, 904130), (4, 452065), (5, 361652), (10, 180826), (20, 90413), (23, 78620), (46, 39310), (92, 19655), (115, 15724), (230, 7862), (460, 3931)]