220001330

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{511631}}^1$

素因数の和:511681

約数の個数: 16

約数和(自身を含む): 405212544

約数和(自身を除く): 185211214

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 511631, 1023262, 2558155, 5116310, 22000133, 44000266, 110000665, 220001330]

約数ペア:

[(1, 220001330), (2, 110000665), (5, 44000266), (10, 22000133), (43, 5116310), (86, 2558155), (215, 1023262), (430, 511631)]