254995820

素因数分解:

$2^2\times 5^1\times {\mathrm{853}}^1\times {\mathrm{14947}}^1$

素因数の和:15809

約数の個数: 24

約数和(自身を含む): 536154864

約数和(自身を除く): 281159044

約数列:

[1, 2, 4, 5, 10, 20, 853, 1706, 3412, 4265, 8530, 14947, 17060, 29894, 59788, 74735, 149470, 298940, 12749791, 25499582, 50999164, 63748955, 127497910, 254995820]

約数ペア:

[(1, 254995820), (2, 127497910), (4, 63748955), (5, 50999164), (10, 25499582), (20, 12749791), (853, 298940), (1706, 149470), (3412, 74735), (4265, 59788), (8530, 29894), (14947, 17060)]