82243780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{216431}}^1$

素因数の和:216459

約数の個数: 24

約数和(自身を含む): 181802880

約数和(自身を除く): 99559100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 216431, 432862, 865724, 1082155, 2164310, 4112189, 4328620, 8224378, 16448756, 20560945, 41121890, 82243780]

約数ペア:

[(1, 82243780), (2, 41121890), (4, 20560945), (5, 16448756), (10, 8224378), (19, 4328620), (20, 4112189), (38, 2164310), (76, 1082155), (95, 865724), (190, 432862), (380, 216431)]