87196120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{198173}}^1$

素因数の和:198195

約数の個数: 32

約数和(自身を含む): 214027920

約数和(自身を除く): 126831800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 198173, 396346, 792692, 990865, 1585384, 1981730, 2179903, 3963460, 4359806, 7926920, 8719612, 10899515, 17439224, 21799030, 43598060, 87196120]

約数ペア:

[(1, 87196120), (2, 43598060), (4, 21799030), (5, 17439224), (8, 10899515), (10, 8719612), (11, 7926920), (20, 4359806), (22, 3963460), (40, 2179903), (44, 1981730), (55, 1585384), (88, 990865), (110, 792692), (220, 396346), (440, 198173)]