2016608840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1172447}}^1$

素因数の和:1172501

約数の個数: 32

約数和(自身を含む): 4642894080

約数和(自身を除く): 2626285240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1172447, 2344894, 4689788, 5862235, 9379576, 11724470, 23448940, 46897880, 50415221, 100830442, 201660884, 252076105, 403321768, 504152210, 1008304420, 2016608840]

約数ペア:

[(1, 2016608840), (2, 1008304420), (4, 504152210), (5, 403321768), (8, 252076105), (10, 201660884), (20, 100830442), (40, 50415221), (43, 46897880), (86, 23448940), (172, 11724470), (215, 9379576), (344, 5862235), (430, 4689788), (860, 2344894), (1720, 1172447)]