20204813320

素因数分解:

$2^3\times 5^1\times {\mathrm{505120333}}^1$

素因数の和:505120344

約数の個数: 16

約数和(自身を含む): 45460830060

約数和(自身を除く): 25256016740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 505120333, 1010240666, 2020481332, 2525601665, 4040962664, 5051203330, 10102406660, 20204813320]

約数ペア:

[(1, 20204813320), (2, 10102406660), (4, 5051203330), (5, 4040962664), (8, 2525601665), (10, 2020481332), (20, 1010240666), (40, 505120333)]