55199240

素因数分解:

$2^3\times 5^1\times {\mathrm{1379981}}^1$

素因数の和:1379992

約数の個数: 16

約数和(自身を含む): 124198380

約数和(自身を除く): 68999140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1379981, 2759962, 5519924, 6899905, 11039848, 13799810, 27599620, 55199240]

約数ペア:

[(1, 55199240), (2, 27599620), (4, 13799810), (5, 11039848), (8, 6899905), (10, 5519924), (20, 2759962), (40, 1379981)]