85647740

素因数分解:

$2^2\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{3119}}^1$

素因数の和:4501

約数の個数: 24

約数和(自身を含む): 180048960

約数和(自身を除く): 94401220

約数列:

[1, 2, 4, 5, 10, 20, 1373, 2746, 3119, 5492, 6238, 6865, 12476, 13730, 15595, 27460, 31190, 62380, 4282387, 8564774, 17129548, 21411935, 42823870, 85647740]

約数ペア:

[(1, 85647740), (2, 42823870), (4, 21411935), (5, 17129548), (10, 8564774), (20, 4282387), (1373, 62380), (2746, 31190), (3119, 27460), (5492, 15595), (6238, 13730), (6865, 12476)]