2020202380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2061431}}^1$

素因数の和:2061454

約数の個数: 36

約数和(自身を含む): 4935068208

約数和(自身を除く): 2914865828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2061431, 4122862, 8245724, 10307155, 14430017, 20614310, 28860034, 41228620, 57720068, 72150085, 101010119, 144300170, 202020238, 288600340, 404040476, 505050595, 1010101190, 2020202380]

約数ペア:

[(1, 2020202380), (2, 1010101190), (4, 505050595), (5, 404040476), (7, 288600340), (10, 202020238), (14, 144300170), (20, 101010119), (28, 72150085), (35, 57720068), (49, 41228620), (70, 28860034), (98, 20614310), (140, 14430017), (196, 10307155), (245, 8245724), (490, 4122862), (980, 2061431)]