87081220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{189307}}^1$

素因数の和:189339

約数の個数: 24

約数和(自身を含む): 190822464

約数和(自身を除く): 103741244

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 189307, 378614, 757228, 946535, 1893070, 3786140, 4354061, 8708122, 17416244, 21770305, 43540610, 87081220]

約数ペア:

[(1, 87081220), (2, 43540610), (4, 21770305), (5, 17416244), (10, 8708122), (20, 4354061), (23, 3786140), (46, 1893070), (92, 946535), (115, 757228), (230, 378614), (460, 189307)]