28536260

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{26921}}^1$

素因数の和:26983

約数の個数: 24

約数和(自身を含む): 61059096

約数和(自身を除く): 32522836

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 26921, 53842, 107684, 134605, 269210, 538420, 1426813, 2853626, 5707252, 7134065, 14268130, 28536260]

約数ペア:

[(1, 28536260), (2, 14268130), (4, 7134065), (5, 5707252), (10, 2853626), (20, 1426813), (53, 538420), (106, 269210), (212, 134605), (265, 107684), (530, 53842), (1060, 26921)]