2098180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2141}}^1$

素因数の和:2164

約数の個数: 36

約数和(自身を含む): 5127948

約数和(自身を除く): 3029768

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2141, 4282, 8564, 10705, 14987, 21410, 29974, 42820, 59948, 74935, 104909, 149870, 209818, 299740, 419636, 524545, 1049090, 2098180]

約数ペア:

[(1, 2098180), (2, 1049090), (4, 524545), (5, 419636), (7, 299740), (10, 209818), (14, 149870), (20, 104909), (28, 74935), (35, 59948), (49, 42820), (70, 29974), (98, 21410), (140, 14987), (196, 10705), (245, 8564), (490, 4282), (980, 2141)]