31525940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{82963}}^1$

素因数の和:82991

約数の個数: 24

約数和(自身を含む): 69689760

約数和(自身を除く): 38163820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 82963, 165926, 331852, 414815, 829630, 1576297, 1659260, 3152594, 6305188, 7881485, 15762970, 31525940]

約数ペア:

[(1, 31525940), (2, 15762970), (4, 7881485), (5, 6305188), (10, 3152594), (19, 1659260), (20, 1576297), (38, 829630), (76, 414815), (95, 331852), (190, 165926), (380, 82963)]