87013960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197759}}^1$

素因数の和:197781

約数の個数: 32

約数和(自身を含む): 213580800

約数和(自身を除く): 126566840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 197759, 395518, 791036, 988795, 1582072, 1977590, 2175349, 3955180, 4350698, 7910360, 8701396, 10876745, 17402792, 21753490, 43506980, 87013960]

約数ペア:

[(1, 87013960), (2, 43506980), (4, 21753490), (5, 17402792), (8, 10876745), (10, 8701396), (11, 7910360), (20, 4350698), (22, 3955180), (40, 2175349), (44, 1977590), (55, 1582072), (88, 988795), (110, 791036), (220, 395518), (440, 197759)]