54687260

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{20873}}^1$

素因数の和:21013

約数の個数: 24

約数和(自身を含む): 115725456

約数和(自身を除く): 61038196

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 20873, 41746, 83492, 104365, 208730, 417460, 2734363, 5468726, 10937452, 13671815, 27343630, 54687260]

約数ペア:

[(1, 54687260), (2, 27343630), (4, 13671815), (5, 10937452), (10, 5468726), (20, 2734363), (131, 417460), (262, 208730), (524, 104365), (655, 83492), (1310, 41746), (2620, 20873)]