20201180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53161}}^1$

素因数の和:53189

約数の個数: 24

約数和(自身を含む): 44656080

約数和(自身を除く): 24454900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 53161, 106322, 212644, 265805, 531610, 1010059, 1063220, 2020118, 4040236, 5050295, 10100590, 20201180]

約数ペア:

[(1, 20201180), (2, 10100590), (4, 5050295), (5, 4040236), (10, 2020118), (19, 1063220), (20, 1010059), (38, 531610), (76, 265805), (95, 212644), (190, 106322), (380, 53161)]