54486220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{87881}}^1$

素因数の和:87921

約数の個数: 24

約数和(自身を含む): 118113408

約数和(自身を除く): 63627188

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 87881, 175762, 351524, 439405, 878810, 1757620, 2724311, 5448622, 10897244, 13621555, 27243110, 54486220]

約数ペア:

[(1, 54486220), (2, 27243110), (4, 13621555), (5, 10897244), (10, 5448622), (20, 2724311), (31, 1757620), (62, 878810), (124, 439405), (155, 351524), (310, 175762), (620, 87881)]