220182280

素因数分解:

$2^3\times 5^1\times {\mathrm{5504557}}^1$

素因数の和:5504568

約数の個数: 16

約数和(自身を含む): 495410220

約数和(自身を除く): 275227940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5504557, 11009114, 22018228, 27522785, 44036456, 55045570, 110091140, 220182280]

約数ペア:

[(1, 220182280), (2, 110091140), (4, 55045570), (5, 44036456), (8, 27522785), (10, 22018228), (20, 11009114), (40, 5504557)]