2000261320

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1\times {\mathrm{2473}}^1$

素因数の和:2834

約数の個数: 64

約数和(自身を含む): 4580561520

約数和(自身を除く): 2580300200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 277, 292, 365, 554, 584, 730, 1108, 1385, 1460, 2216, 2473, 2770, 2920, 4946, 5540, 9892, 11080, 12365, 19784, 20221, 24730, 40442, 49460, 80884, 98920, 101105, 161768, 180529, 202210, 361058, 404420, 685021, 722116, 808840, 902645, 1370042, 1444232, 1805290, 2740084, 3425105, 3610580, 5480168, 6850210, 7221160, 13700420, 27400840, 50006533, 100013066, 200026132, 250032665, 400052264, 500065330, 1000130660, 2000261320]

約数ペア:

[(1, 2000261320), (2, 1000130660), (4, 500065330), (5, 400052264), (8, 250032665), (10, 200026132), (20, 100013066), (40, 50006533), (73, 27400840), (146, 13700420), (277, 7221160), (292, 6850210), (365, 5480168), (554, 3610580), (584, 3425105), (730, 2740084), (1108, 1805290), (1385, 1444232), (1460, 1370042), (2216, 902645), (2473, 808840), (2770, 722116), (2920, 685021), (4946, 404420), (5540, 361058), (9892, 202210), (11080, 180529), (12365, 161768), (19784, 101105), (20221, 98920), (24730, 80884), (40442, 49460)]