42265040

素因数分解:

$2^4\times 5^1\times {\mathrm{528313}}^1$

素因数の和:528326

約数の個数: 20

約数和(自身を含む): 98266404

約数和(自身を除く): 56001364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 528313, 1056626, 2113252, 2641565, 4226504, 5283130, 8453008, 10566260, 21132520, 42265040]

約数ペア:

[(1, 42265040), (2, 21132520), (4, 10566260), (5, 8453008), (8, 5283130), (10, 4226504), (16, 2641565), (20, 2113252), (40, 1056626), (80, 528313)]