56806220

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{8581}}^1$

素因数の和:8921

約数の個数: 24

約数和(自身を含む): 119667408

約数和(自身を除く): 62861188

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 8581, 17162, 34324, 42905, 85810, 171620, 2840311, 5680622, 11361244, 14201555, 28403110, 56806220]

約数ペア:

[(1, 56806220), (2, 28403110), (4, 14201555), (5, 11361244), (10, 5680622), (20, 2840311), (331, 171620), (662, 85810), (1324, 42905), (1655, 34324), (3310, 17162), (6620, 8581)]