54450580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{143291}}^1$

素因数の和:143319

約数の個数: 24

約数和(自身を含む): 120365280

約数和(自身を除く): 65914700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 143291, 286582, 573164, 716455, 1432910, 2722529, 2865820, 5445058, 10890116, 13612645, 27225290, 54450580]

約数ペア:

[(1, 54450580), (2, 27225290), (4, 13612645), (5, 10890116), (10, 5445058), (19, 2865820), (20, 2722529), (38, 1432910), (76, 716455), (95, 573164), (190, 286582), (380, 143291)]