20201761930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2011}}^1\times {\mathrm{143509}}^1$

素因数の和:145534

約数の個数: 32

約数和(自身を含む): 41578865280

約数和(自身を除く): 21377103350

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2011, 4022, 10055, 14077, 20110, 28154, 70385, 140770, 143509, 287018, 717545, 1004563, 1435090, 2009126, 5022815, 10045630, 288596599, 577193198, 1442982995, 2020176193, 2885965990, 4040352386, 10100880965, 20201761930]

約数ペア:

[(1, 20201761930), (2, 10100880965), (5, 4040352386), (7, 2885965990), (10, 2020176193), (14, 1442982995), (35, 577193198), (70, 288596599), (2011, 10045630), (4022, 5022815), (10055, 2009126), (14077, 1435090), (20110, 1004563), (28154, 717545), (70385, 287018), (140770, 143509)]