181796260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1543}}^1$

素因数の和:1732

約数の個数: 48

約数和(自身を含む): 393757056

約数和(自身を除く): 211960796

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 137, 172, 215, 274, 430, 548, 685, 860, 1370, 1543, 2740, 3086, 5891, 6172, 7715, 11782, 15430, 23564, 29455, 30860, 58910, 66349, 117820, 132698, 211391, 265396, 331745, 422782, 663490, 845564, 1056955, 1326980, 2113910, 4227820, 9089813, 18179626, 36359252, 45449065, 90898130, 181796260]

約数ペア:

[(1, 181796260), (2, 90898130), (4, 45449065), (5, 36359252), (10, 18179626), (20, 9089813), (43, 4227820), (86, 2113910), (137, 1326980), (172, 1056955), (215, 845564), (274, 663490), (430, 422782), (548, 331745), (685, 265396), (860, 211391), (1370, 132698), (1543, 117820), (2740, 66349), (3086, 58910), (5891, 30860), (6172, 29455), (7715, 23564), (11782, 15430)]